mesa/tnl_dd: Remove unused source tree mesa/tnl_dd/imm
Acked-by: Kristian Høgsberg <krh@bitplanet.net> Acked-by: Marek Olšák <maraeo@gmail.com> Acked-by: Alan Coopersmith <alan.coopersmith@oracle.com> Acked-by: Jakob Bornecrantz <jakob@vmware.com> Acked-by: Dave Airlie <airlied@redhat.com> Build-Tested-by: Jakob Bornecrantz <jakob@vmware.com> Tested-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
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@ -8,9 +8,7 @@ This module provides an implementation of the routines required by the
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combinations of compile and execute modes.
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Most current drivers use the tnl module exclusively to provide this
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functionality, though there is an experimental alternate
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implementation provided by the tnl_dd/t_dd_imm_* files which can
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handle a small subset of GL states in execute mode only.
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functionality.
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STATE
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@ -1,112 +0,0 @@
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NOTE:
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These files are incomplete. They do not yet form a working
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implementation of hte concepts discused below.
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OVERVIEW
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The t_dd_imm_* files form a set of templates to produce driver -
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specific software tnl modules for a small subset of transformation and
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lighting states.
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The approach is quite different to the large vertex buffers of the
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src/tnl module, and is based around a cache of four recent vertices
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and a 'current' vertex which is updated directly from the Color,
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Normal, Texcoord, SecondaryColor and Fog entrypoints.
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The current vertex is actually a composite of the ctx->Current values
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and a partial hardware vertex maintained where the hardware values
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differ from those in ctx->Current. For example, clamped color values
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are kept in the hardware vertex, while texcoords remain in
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ctx->Current.
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A crude diagram:
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+--------------+ +-------------------+
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| ctx->Current | | Current-HW-vertex |
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+--------------+ +-------------------+
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\ /
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\ /
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\ /
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\ /
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--------- --------
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| |
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v v
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+--------+ +--------+ +--------+ +--------+
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| vert-0 | | vert-1 | | vert-2 | | vert-3 |
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+--------+ +--------+ +--------+ +--------+
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v
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DMA
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Here values from ctx->Current and current-HW-vertex are merged to
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build vert-2, which is then dumped to hardware (DMA). A state machine
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determines which vertex is built in turn, and how the vertices are
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used to present primitives to hardware. These actions all occur
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during a call to Vertex{234}f{v}.
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Each vert-n includes clip coordinates and a clipmask in addition to
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the hardware (window) coordinates. This information allows clipping
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to take place directly on these vertices, if need be.
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t_dd_imm_capi.h
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Color{34}{fub}{v}() implementations. These update both
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ctx->Current (unclamped float colors) and current-HW-vertex
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with hardware-specific color values (typically unsigned
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bytes).
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When lighting is enabled, the functions from src/api_noop.c
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should be used, which just update ctx->Current. (The
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current-hw-vertex colors are produced from lighting, which is
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keyed to Normal3f).
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t_dd_imm_vb.c
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Support functions for clipping and fallback. See
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t_dd_imm_primtmp.h.
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t_dd_imm_napi.c
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t_dd_imm_napi.h
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Versions of Normal3f{v} to perform lighting with one or more
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infinite lights. Updates ctx->Current.Normal and the current
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HW colors.
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When lighting is disabled, use the functions from api_noop.c
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instead.
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t_dd_imm_primtmp.h
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State machine to control emission of vertices and primitives
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to hardware. Called indirectly from Vertex{234}f{v}. Capable
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of supporting hardware strip and fan primitives, and of
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decomposing to discreet primitives for clipping or fallback,
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or where the native primitive is unavailable.
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t_dd_imm_tapi.h
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Implementations of TexCoord{v} and MultiTexCoord4f{v}ARB to
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fire a callback when transitioning to projective texture.
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Most drivers will need to change vertex format at this point,
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some may need to enable a software rasterization fallback.
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t_dd_imm_vapi.h
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Implementations of Vertex{234}f{v}. These perform
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transformation and cliptesting on their arguments, then jump
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into the state machine implemented in primtmp.h.
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t_dd_imm_vertex.h
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Support functions for building and clip-interpolating hardware
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vertices. Called from primtmp.h.
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Keith Whitwell, June 2001.
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@ -1,419 +0,0 @@
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/*
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* Mesa 3-D graphics library
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* Version: 3.5
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*
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* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Gareth Hughes <gareth@valinux.com>
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*/
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/* Template for immediate mode color functions.
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*
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* FIXME: Floating-point color versions of these...
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*/
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static void TAG(Color3f)( GLfloat r, GLfloat g, GLfloat b )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = CLAMP(r, 0.0f, 1.0f);
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CURRENT_COLOR( GCOMP ) = CLAMP(g, 0.0f, 1.0f);
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CURRENT_COLOR( BCOMP ) = CLAMP(b, 0.0f, 1.0f);
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CURRENT_COLOR( ACOMP ) = 1.0f;
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#else
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( RCOMP ), r );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( GCOMP ), g );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( BCOMP ), b );
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CURRENT_COLOR( ACOMP ) = 255;
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#endif
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}
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static void TAG(Color3fv)( const GLfloat *v )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = CLAMP(v[0], 0.0f, 1.0f);
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CURRENT_COLOR( GCOMP ) = CLAMP(v[1], 0.0f, 1.0f);
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CURRENT_COLOR( BCOMP ) = CLAMP(v[2], 0.0f, 1.0f);
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CURRENT_COLOR( ACOMP ) = 1.0f;
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#else
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( RCOMP ), v[0] );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( GCOMP ), v[1] );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( BCOMP ), v[2] );
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CURRENT_COLOR( ACOMP ) = 255;
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#endif
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}
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static void TAG(Color3ub)( GLubyte r, GLubyte g, GLubyte b )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = UBYTE_TO_FLOAT( r );
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CURRENT_COLOR( GCOMP ) = UBYTE_TO_FLOAT( g );
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CURRENT_COLOR( BCOMP ) = UBYTE_TO_FLOAT( b );
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CURRENT_COLOR( ACOMP ) = 1.0f;
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#else
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CURRENT_COLOR( RCOMP ) = r;
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CURRENT_COLOR( GCOMP ) = g;
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CURRENT_COLOR( BCOMP ) = b;
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CURRENT_COLOR( ACOMP ) = 255;
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#endif
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}
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static void TAG(Color3ubv)( const GLubyte *v )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = UBYTE_TO_FLOAT( v[0] );
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CURRENT_COLOR( GCOMP ) = UBYTE_TO_FLOAT( v[1] );
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CURRENT_COLOR( BCOMP ) = UBYTE_TO_FLOAT( v[2] );
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CURRENT_COLOR( ACOMP ) = 1.0f;
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#else
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CURRENT_COLOR( RCOMP ) = v[0];
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CURRENT_COLOR( GCOMP ) = v[1];
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CURRENT_COLOR( BCOMP ) = v[2];
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CURRENT_COLOR( ACOMP ) = 255;
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#endif
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}
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static void TAG(Color4f)( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = CLAMP(r, 0.0f, 1.0f);
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CURRENT_COLOR( GCOMP ) = CLAMP(g, 0.0f, 1.0f);
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CURRENT_COLOR( BCOMP ) = CLAMP(b, 0.0f, 1.0f);
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CURRENT_COLOR( ACOMP ) = CLAMP(a, 0.0f, 1.0f);
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#else
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( RCOMP ), r );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( GCOMP ), g );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( BCOMP ), b );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( ACOMP ), a );
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#endif
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}
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static void TAG(Color4fv)( const GLfloat *v )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = CLAMP(v[0], 0.0f, 1.0f);
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CURRENT_COLOR( GCOMP ) = CLAMP(v[1], 0.0f, 1.0f);
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CURRENT_COLOR( BCOMP ) = CLAMP(v[2], 0.0f, 1.0f);
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CURRENT_COLOR( ACOMP ) = CLAMP(v[3], 0.0f, 1.0f);
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#else
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( RCOMP ), v[0] );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( GCOMP ), v[1] );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( BCOMP ), v[2] );
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UNCLAMPED_FLOAT_TO_UBYTE( CURRENT_COLOR( ACOMP ), v[3] );
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#endif
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}
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static void TAG(Color4ub)( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = UBYTE_TO_FLOAT( r );
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CURRENT_COLOR( GCOMP ) = UBYTE_TO_FLOAT( g );
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CURRENT_COLOR( BCOMP ) = UBYTE_TO_FLOAT( b );
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CURRENT_COLOR( ACOMP ) = UBYTE_TO_FLOAT( a );
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#else
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CURRENT_COLOR( RCOMP ) = r;
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CURRENT_COLOR( GCOMP ) = g;
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CURRENT_COLOR( BCOMP ) = b;
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CURRENT_COLOR( ACOMP ) = a;
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#endif
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}
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static void TAG(Color4ubv)( const GLubyte *v )
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{
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GET_CURRENT;
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#ifdef COLOR_IS_FLOAT
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CURRENT_COLOR( RCOMP ) = UBYTE_TO_FLOAT( v[0] );
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CURRENT_COLOR( GCOMP ) = UBYTE_TO_FLOAT( v[1] );
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CURRENT_COLOR( BCOMP ) = UBYTE_TO_FLOAT( v[2] );
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CURRENT_COLOR( ACOMP ) = UBYTE_TO_FLOAT( v[3] );
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#else
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CURRENT_COLOR( RCOMP ) = v[0];
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CURRENT_COLOR( GCOMP ) = v[1];
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CURRENT_COLOR( BCOMP ) = v[2];
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CURRENT_COLOR( ACOMP ) = v[3];
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#endif
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}
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static void TAG(ColorMaterial3f)( GLfloat r, GLfloat g, GLfloat b )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = r;
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color[1] = g;
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color[2] = b;
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color[3] = 1.0;
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial3fv)( const GLfloat *v )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = v[0];
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color[1] = v[1];
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color[2] = v[2];
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color[3] = 1.0;
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial3ub)( GLubyte r, GLubyte g, GLubyte b )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = UBYTE_TO_FLOAT( r );
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color[1] = UBYTE_TO_FLOAT( g );
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color[2] = UBYTE_TO_FLOAT( b );
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color[3] = 1.0;
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial3ubv)( const GLubyte *v )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = UBYTE_TO_FLOAT( v[0] );
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color[1] = UBYTE_TO_FLOAT( v[1] );
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color[2] = UBYTE_TO_FLOAT( v[2] );
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color[3] = 1.0;
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial4f)( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = r;
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color[1] = g;
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color[2] = b;
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color[3] = a;
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial4fv)( const GLfloat *v )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = v[0];
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color[1] = v[1];
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color[2] = v[2];
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color[3] = v[3];
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial4ub)( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = UBYTE_TO_FLOAT( r );
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color[1] = UBYTE_TO_FLOAT( g );
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color[2] = UBYTE_TO_FLOAT( b );
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color[3] = UBYTE_TO_FLOAT( a );
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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static void TAG(ColorMaterial4ubv)( const GLubyte *v )
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{
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GET_CURRENT_CONTEXT(ctx);
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GLfloat *color = ctx->Current.Color;
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color[0] = UBYTE_TO_FLOAT( v[0] );
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color[1] = UBYTE_TO_FLOAT( v[1] );
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color[2] = UBYTE_TO_FLOAT( v[2] );
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color[3] = UBYTE_TO_FLOAT( v[3] );
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_mesa_update_color_material( ctx, color );
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RECALC_BASE_COLOR( ctx );
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}
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/* =============================================================
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* Color chooser functions:
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*/
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static void TAG(choose_Color3f)( GLfloat r, GLfloat g, GLfloat b )
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{
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GET_CURRENT_CONTEXT(ctx);
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if ( ctx->Light.Enabled ) {
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if ( ctx->Light.ColorMaterialEnabled ) {
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SET_Color3f(ctx->Exec, TAG(ColorMaterial3f));
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} else {
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SET_Color3f(ctx->Exec, _mesa_noop_Color3f);
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}
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} else {
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SET_Color3f(ctx->Exec, TAG(Color3f));
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}
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glColor3f( r, g, b );
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}
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static void TAG(choose_Color3fv)( const GLfloat *v )
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{
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GET_CURRENT_CONTEXT(ctx);
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if ( ctx->Light.Enabled ) {
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if ( ctx->Light.ColorMaterialEnabled ) {
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SET_Color3fv(ctx->Exec, TAG(ColorMaterial3fv));
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} else {
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SET_Color3fv(ctx->Exec, _mesa_noop_Color3fv);
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}
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} else {
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SET_Color3fv(ctx->Exec, TAG(Color3fv));
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}
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glColor3fv( v );
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}
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static void TAG(choose_Color3ub)( GLubyte r, GLubyte g, GLubyte b )
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{
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GET_CURRENT_CONTEXT(ctx);
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if ( ctx->Light.Enabled ) {
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if ( ctx->Light.ColorMaterialEnabled ) {
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SET_Color3ub(ctx->Exec, TAG(ColorMaterial3ub));
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} else {
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SET_Color3ub(ctx->Exec, _mesa_noop_Color3ub);
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}
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} else {
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SET_Color3ub(ctx->Exec, TAG(Color3ub));
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}
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glColor3ub( r, g, b );
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}
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static void TAG(choose_Color3ubv)( const GLubyte *v )
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{
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GET_CURRENT_CONTEXT(ctx);
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if ( ctx->Light.Enabled ) {
|
||||
if ( ctx->Light.ColorMaterialEnabled ) {
|
||||
SET_Color3ubv(ctx->Exec, TAG(ColorMaterial3ubv));
|
||||
} else {
|
||||
SET_Color3ubv(ctx->Exec, _mesa_noop_Color3ubv);
|
||||
}
|
||||
} else {
|
||||
SET_Color3ubv(ctx->Exec, TAG(Color3ubv));
|
||||
}
|
||||
glColor3ubv( v );
|
||||
}
|
||||
|
||||
static void TAG(choose_Color4f)( GLfloat r, GLfloat g, GLfloat b, GLfloat a )
|
||||
{
|
||||
GET_CURRENT_CONTEXT(ctx);
|
||||
|
||||
if ( ctx->Light.Enabled ) {
|
||||
if ( ctx->Light.ColorMaterialEnabled ) {
|
||||
SET_Color4f(ctx->Exec, TAG(ColorMaterial4f));
|
||||
} else {
|
||||
SET_Color4f(ctx->Exec, _mesa_noop_Color4f);
|
||||
}
|
||||
} else {
|
||||
SET_Color4f(ctx->Exec, TAG(Color4f));
|
||||
}
|
||||
glColor4f( r, g, b, a );
|
||||
}
|
||||
|
||||
static void TAG(choose_Color4fv)( const GLfloat *v )
|
||||
{
|
||||
GET_CURRENT_CONTEXT(ctx);
|
||||
|
||||
if ( ctx->Light.Enabled ) {
|
||||
if ( ctx->Light.ColorMaterialEnabled ) {
|
||||
SET_Color4fv(ctx->Exec, TAG(ColorMaterial4fv));
|
||||
} else {
|
||||
SET_Color4fv(ctx->Exec, _mesa_noop_Color4fv);
|
||||
}
|
||||
} else {
|
||||
SET_Color4fv(ctx->Exec, TAG(Color4fv));
|
||||
}
|
||||
glColor4fv( v );
|
||||
}
|
||||
|
||||
static void TAG(choose_Color4ub)( GLubyte r, GLubyte g, GLubyte b, GLubyte a )
|
||||
{
|
||||
GET_CURRENT_CONTEXT(ctx);
|
||||
|
||||
if ( ctx->Light.Enabled ) {
|
||||
if ( ctx->Light.ColorMaterialEnabled ) {
|
||||
SET_Color4ub(ctx->Exec, TAG(ColorMaterial4ub));
|
||||
} else {
|
||||
SET_Color4ub(ctx->Exec, _mesa_noop_Color4ub);
|
||||
}
|
||||
} else {
|
||||
SET_Color4ub(ctx->Exec, TAG(Color4ub));
|
||||
}
|
||||
glColor4ub( r, g, b, a );
|
||||
}
|
||||
|
||||
static void TAG(choose_Color4ubv)( const GLubyte *v )
|
||||
{
|
||||
GET_CURRENT_CONTEXT(ctx);
|
||||
|
||||
if ( ctx->Light.Enabled ) {
|
||||
if ( ctx->Light.ColorMaterialEnabled ) {
|
||||
SET_Color4ubv(ctx->Exec, TAG(ColorMaterial4ubv));
|
||||
} else {
|
||||
SET_Color4ubv(ctx->Exec, _mesa_noop_Color4ubv);
|
||||
}
|
||||
} else {
|
||||
SET_Color4ubv(ctx->Exec, TAG(Color4ubv));
|
||||
}
|
||||
glColor4ubv( v );
|
||||
}
|
||||
|
||||
|
||||
|
||||
#undef GET_CURRENT
|
||||
#undef CURRENT_COLOR
|
||||
#undef CURRENT_SPECULAR
|
||||
#undef COLOR_IS_FLOAT
|
||||
#undef RECALC_BASE_COLOR
|
||||
#undef TAG
|
|
@ -1,226 +0,0 @@
|
|||
|
||||
/*
|
||||
* Mesa 3-D graphics library
|
||||
* Version: 3.5
|
||||
*
|
||||
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included
|
||||
* in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
||||
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* Authors:
|
||||
* Gareth Hughes <gareth@valinux.com>
|
||||
* Keith Whitwell <keith_whitwell@yahoo.com>
|
||||
*/
|
||||
|
||||
/* Template for immediate mode normal functions. Optimize for infinite
|
||||
* lights when doing software lighting.
|
||||
*/
|
||||
|
||||
static void TAG(Normal3f_single)( GLfloat x, GLfloat y, GLfloat z )
|
||||
{
|
||||
GET_CURRENT_VERTEX;
|
||||
const struct gl_light *light = ctx->Light.EnabledList.prev;
|
||||
GLfloat n_dot_h, n_dot_VP, spec, sum[3];
|
||||
GLfloat *normal = ctx->Current.Normal;
|
||||
GLfloat scale = 1.0;
|
||||
|
||||
ASSIGN_3V( normal, x, y, z );
|
||||
COPY_3V( sum, BASE_COLOR );
|
||||
|
||||
if ( IND & NORM_RESCALE ) {
|
||||
scale = ctx->_ModelViewInvScale;
|
||||
} else if ( IND & NORM_NORMALIZE ) {
|
||||
scale = LEN_3FV( normal );
|
||||
if ( scale != 0.0 ) scale = 1.0 / scale;
|
||||
}
|
||||
|
||||
n_dot_VP = DOT3( normal, light->_VP_inf_norm ) * scale;
|
||||
if ( n_dot_VP > 0.0F ) {
|
||||
ACC_SCALE_SCALAR_3V( sum, n_dot_VP, light->_MatDiffuse[0] );
|
||||
n_dot_h = DOT3( normal, light->_h_inf_norm ) * scale;
|
||||
if ( n_dot_h > 0.0F ) {
|
||||
GET_SHINE_TAB_ENTRY( ctx->_ShineTable[0], n_dot_h, spec );
|
||||
ACC_SCALE_SCALAR_3V( sum, spec, light->_MatSpecular[0] );
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef LIT_COLOR_IS_FLOAT
|
||||
LIT_COLOR ( RCOMP ) = CLAMP(sum[0], 0.0f, 0.1f);
|
||||
LIT_COLOR ( GCOMP ) = CLAMP(sum[1], 0.0f, 0.1f);
|
||||
LIT_COLOR ( BCOMP ) = CLAMP(sum[2], 0.0f, 0.1f);
|
||||
#else
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( RCOMP ), sum[0] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( GCOMP ), sum[1] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( BCOMP ), sum[2] );
|
||||
#endif
|
||||
LIT_COLOR( ACOMP ) = LIT_ALPHA;
|
||||
}
|
||||
|
||||
static void TAG(Normal3fv_single)( const GLfloat *normal )
|
||||
{
|
||||
GET_CURRENT_VERTEX;
|
||||
const struct gl_light *light = ctx->Light.EnabledList.prev;
|
||||
GLfloat n_dot_h, n_dot_VP, spec, sum[3];
|
||||
GLfloat scale = 1.0;
|
||||
|
||||
COPY_3V( ctx->Current.Normal, normal );
|
||||
COPY_3V( sum, BASE_COLOR );
|
||||
|
||||
if ( IND & NORM_RESCALE ) {
|
||||
scale = ctx->_ModelViewInvScale;
|
||||
} else if ( IND & NORM_NORMALIZE ) {
|
||||
scale = LEN_3FV( normal );
|
||||
if ( scale != 0.0 ) scale = 1.0 / scale;
|
||||
}
|
||||
|
||||
n_dot_VP = DOT3( normal, light->_VP_inf_norm ) * scale;
|
||||
if ( n_dot_VP > 0.0F ) {
|
||||
ACC_SCALE_SCALAR_3V( sum, n_dot_VP, light->_MatDiffuse[0] );
|
||||
n_dot_h = DOT3( normal, light->_h_inf_norm ) * scale;
|
||||
if ( n_dot_h > 0.0F ) {
|
||||
GET_SHINE_TAB_ENTRY( ctx->_ShineTable[0], n_dot_h, spec );
|
||||
ACC_SCALE_SCALAR_3V( sum, spec, light->_MatSpecular[0] );
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef LIT_COLOR_IS_FLOAT
|
||||
LIT_COLOR ( RCOMP ) = CLAMP(sum[0], 0.0f, 0.1f);
|
||||
LIT_COLOR ( GCOMP ) = CLAMP(sum[1], 0.0f, 0.1f);
|
||||
LIT_COLOR ( BCOMP ) = CLAMP(sum[2], 0.0f, 0.1f);
|
||||
#else
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( RCOMP ), sum[0] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( GCOMP ), sum[1] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( BCOMP ), sum[2] );
|
||||
#endif
|
||||
LIT_COLOR( ACOMP ) = LIT_ALPHA;
|
||||
}
|
||||
|
||||
|
||||
static void TAG(Normal3f_multi)( GLfloat x, GLfloat y, GLfloat z )
|
||||
{
|
||||
GET_CURRENT_VERTEX;
|
||||
struct gl_light *light;
|
||||
GLfloat n_dot_h, n_dot_VP, spec, sum[3], tmp[3];
|
||||
GLfloat *normal;
|
||||
|
||||
ASSIGN_3V( ctx->Current.Normal, x, y, z );
|
||||
COPY_3V( sum, BASE_COLOR );
|
||||
|
||||
if ( IND & NORM_RESCALE ) {
|
||||
normal = tmp;
|
||||
ASSIGN_3V( normal, x, y, z );
|
||||
SELF_SCALE_SCALAR_3V( normal, ctx->_ModelViewInvScale );
|
||||
} else if ( IND & NORM_NORMALIZE ) {
|
||||
normal = tmp;
|
||||
ASSIGN_3V( normal, x, y, z );
|
||||
NORMALIZE_3FV( normal );
|
||||
} else {
|
||||
normal = ctx->Current.Normal;
|
||||
}
|
||||
|
||||
foreach ( light, &ctx->Light.EnabledList ) {
|
||||
n_dot_VP = DOT3( normal, light->_VP_inf_norm );
|
||||
if ( n_dot_VP > 0.0F ) {
|
||||
ACC_SCALE_SCALAR_3V( sum, n_dot_VP, light->_MatDiffuse[0] );
|
||||
n_dot_h = DOT3( normal, light->_h_inf_norm );
|
||||
if ( n_dot_h > 0.0F ) {
|
||||
GET_SHINE_TAB_ENTRY( ctx->_ShineTable[0], n_dot_h, spec );
|
||||
ACC_SCALE_SCALAR_3V( sum, spec, light->_MatSpecular[0] );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef LIT_COLOR_IS_FLOAT
|
||||
LIT_COLOR ( RCOMP ) = CLAMP(sum[0], 0.0f, 0.1f);
|
||||
LIT_COLOR ( GCOMP ) = CLAMP(sum[1], 0.0f, 0.1f);
|
||||
LIT_COLOR ( BCOMP ) = CLAMP(sum[2], 0.0f, 0.1f);
|
||||
#else
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( RCOMP ), sum[0] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( GCOMP ), sum[1] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( BCOMP ), sum[2] );
|
||||
#endif
|
||||
LIT_COLOR( ACOMP ) = LIT_ALPHA;
|
||||
}
|
||||
|
||||
static void TAG(Normal3fv_multi)( const GLfloat *n )
|
||||
{
|
||||
GET_CURRENT_VERTEX;
|
||||
struct gl_light *light;
|
||||
GLfloat n_dot_h, n_dot_VP, spec, sum[3], tmp[3];
|
||||
GLfloat *normal;
|
||||
|
||||
COPY_3V( ctx->Current.Normal, n );
|
||||
COPY_3V( sum, BASE_COLOR );
|
||||
|
||||
if ( IND & NORM_RESCALE ) {
|
||||
normal = tmp;
|
||||
COPY_3V( normal, n );
|
||||
SELF_SCALE_SCALAR_3V( normal, ctx->_ModelViewInvScale );
|
||||
} else if ( IND & NORM_NORMALIZE ) {
|
||||
normal = tmp;
|
||||
COPY_3V( normal, n );
|
||||
NORMALIZE_3FV( normal );
|
||||
} else {
|
||||
normal = ctx->Current.Normal;
|
||||
}
|
||||
|
||||
foreach ( light, &ctx->Light.EnabledList ) {
|
||||
n_dot_VP = DOT3( normal, light->_VP_inf_norm );
|
||||
if ( n_dot_VP > 0.0F ) {
|
||||
ACC_SCALE_SCALAR_3V( sum, n_dot_VP, light->_MatDiffuse[0] );
|
||||
n_dot_h = DOT3( normal, light->_h_inf_norm );
|
||||
if ( n_dot_h > 0.0F ) {
|
||||
GET_SHINE_TAB_ENTRY( ctx->_ShineTable[0], n_dot_h, spec );
|
||||
ACC_SCALE_SCALAR_3V( sum, spec, light->_MatSpecular[0] );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef LIT_COLOR_IS_FLOAT
|
||||
LIT_COLOR ( RCOMP ) = CLAMP(sum[0], 0.0f, 0.1f);
|
||||
LIT_COLOR ( GCOMP ) = CLAMP(sum[1], 0.0f, 0.1f);
|
||||
LIT_COLOR ( BCOMP ) = CLAMP(sum[2], 0.0f, 0.1f);
|
||||
#else
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( RCOMP ), sum[0] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( GCOMP ), sum[1] );
|
||||
UNCLAMPED_FLOAT_TO_UBYTE( LIT_COLOR( BCOMP ), sum[2] );
|
||||
#endif
|
||||
LIT_COLOR( ACOMP ) = LIT_ALPHA;
|
||||
}
|
||||
|
||||
|
||||
|
||||
static void TAG(init_norm)( void )
|
||||
{
|
||||
norm_tab[IND].normal3f_single = TAG(Normal3f_single);
|
||||
norm_tab[IND].normal3fv_single = TAG(Normal3fv_single);
|
||||
norm_tab[IND].normal3f_multi = TAG(Normal3f_multi);
|
||||
norm_tab[IND].normal3fv_multi = TAG(Normal3fv_multi);
|
||||
}
|
||||
|
||||
|
||||
|
||||
#ifndef PRESERVE_NORMAL_DEFS
|
||||
#undef GET_CURRENT
|
||||
#undef GET_CURRENT_VERTEX
|
||||
#undef LIT_COLOR
|
||||
#undef LIT_COLOR_IS_FLOAT
|
||||
#endif
|
||||
#undef PRESERVE_NORMAL_DEFS
|
||||
#undef IND
|
||||
#undef TAG
|
|
@ -1,570 +0,0 @@
|
|||
|
||||
/*
|
||||
* Mesa 3-D graphics library
|
||||
* Version: 3.5
|
||||
*
|
||||
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included
|
||||
* in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
||||
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* Authors:
|
||||
* Keith Whitwell <keithw@valinux.com>
|
||||
* Gareth Hughes <gareth@valinux.com>
|
||||
*/
|
||||
|
||||
/* Template for immediate mode vertices.
|
||||
*
|
||||
* Probably instantiate once for each vertex format used:
|
||||
* - TINY_VERTICES
|
||||
* - TEX0_VERTICES
|
||||
* - TEX1_VERTICES
|
||||
* - PTEX_VERTICES
|
||||
*
|
||||
* Have to handle TEX->PTEX transition somehow.
|
||||
*/
|
||||
|
||||
#define DBG 0
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_POINTS
|
||||
*/
|
||||
|
||||
static void TAG(flush_point_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
if ( !v0->mask ) {
|
||||
LOCAL_VARS;
|
||||
DRAW_POINT( v0 );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_LINES
|
||||
*/
|
||||
|
||||
static void TAG(flush_line_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_line_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
FLUSH_VERTEX = TAG(flush_line_1);
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 1 );
|
||||
}
|
||||
|
||||
static void TAG(flush_line_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v1 = v0 - 1;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 0 );
|
||||
FLUSH_VERTEX = TAG(flush_line_0);
|
||||
if (FALLBACK_OR_CLIPPING)
|
||||
CLIP_OR_DRAW_LINE( ctx, v1, v0 );
|
||||
else
|
||||
DRAW_LINE( ctx, v1, v0 );
|
||||
}
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_LINE_LOOP
|
||||
*/
|
||||
|
||||
static void TAG(flush_line_loop_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_line_loop_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_line_loop_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
ACTIVE_VERTEX = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_line_loop_1);
|
||||
}
|
||||
|
||||
#define DRAW_LINELOOP_LINE( a, b ) \
|
||||
if (!HAVE_LINE_STRIP || FALLBACK_OR_CLIPPING) { \
|
||||
CLIP_OR_DRAW_LINE( ctx, a, b ); \
|
||||
} else if (EXTEND_PRIM( 1 )) { \
|
||||
EMIT_VERTEX( b ); \
|
||||
} else { \
|
||||
BEGIN_PRIM( GL_LINE_STRIP, 2 ); \
|
||||
EMIT_VERTEX( a ); \
|
||||
EMIT_VERTEX( b ); \
|
||||
}
|
||||
|
||||
static void TAG(flush_line_loop_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v1 = v0 - 1;
|
||||
ACTIVE_VERTEX = v1;
|
||||
FLUSH_VERTEX = TAG(flush_line_loop_2);
|
||||
DRAW_LINELOOP_LINE( v1, v0 );
|
||||
}
|
||||
|
||||
static void TAG(flush_line_loop_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v1 = v0 + 1;
|
||||
ACTIVE_VERTEX = v1;
|
||||
FLUSH_VERTEX = TAG(flush_line_loop_1);
|
||||
DRAW_LINELOOP_LINE( v1, v0 );
|
||||
}
|
||||
|
||||
static void TAG(end_line_loop)( struct gl_context *ctx )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
if ( FLUSH_VERTEX != TAG(flush_line_loop_0) ) {
|
||||
TNL_VERTEX *v1 = ACTIVE_VERTEX;
|
||||
TNL_VERTEX *v0 = IMM_VERTICES( 0 );
|
||||
DRAW_LINELOOP_LINE( v1, v0 );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_LINE_STRIP
|
||||
*/
|
||||
|
||||
static void TAG(flush_line_strip_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_line_strip_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_line_strip_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
ACTIVE_VERTEX = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_line_strip_0b);
|
||||
}
|
||||
|
||||
|
||||
static void TAG(flush_line_strip_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v1 = v0 - 1;
|
||||
|
||||
ACTIVE_VERTEX = v1;
|
||||
FLUSH_VERTEX = TAG(flush_line_strip_2);
|
||||
|
||||
if (!HAVE_LINE_STRIP || FALLBACK_OR_CLIPPING)
|
||||
CLIP_OR_DRAW_LINE( ctx, v1, v0 );
|
||||
else if (EXTEND_PRIM( 1 )) {
|
||||
EMIT_VERTEX( v0 );
|
||||
} else {
|
||||
BEGIN_PRIM( GL_LINE_STRIP, 2 );
|
||||
EMIT_VERTEX( v1 );
|
||||
EMIT_VERTEX( v0 );
|
||||
}
|
||||
}
|
||||
|
||||
static void TAG(flush_line_strip_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v1 = v0 + 1;
|
||||
|
||||
ACTIVE_VERTEX = v1;
|
||||
FLUSH_VERTEX = TAG(flush_line_strip_1);
|
||||
|
||||
if (!HAVE_LINE_STRIP || FALLBACK_OR_CLIPPING)
|
||||
CLIP_OR_DRAW_LINE( ctx, v1, v0 );
|
||||
else if (EXTEND_PRIM( 1 )) {
|
||||
EMIT_VERTEX( v0 );
|
||||
} else {
|
||||
BEGIN_PRIM( GL_LINE_STRIP, 2 );
|
||||
EMIT_VERTEX( v1 );
|
||||
EMIT_VERTEX( v0 );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_TRIANGLES
|
||||
*/
|
||||
|
||||
static void TAG(flush_triangle_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_triangle_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_triangle_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
if ( DBG ) fprintf( stderr, __FUNCTION__ "\n" );
|
||||
|
||||
ACTIVE_VERTEX = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_triangle_1);
|
||||
BEGIN_PRIM( GL_TRIANGLES, 0 );
|
||||
}
|
||||
|
||||
static void TAG(flush_triangle_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
if ( DBG ) fprintf( stderr, __FUNCTION__ "\n" );
|
||||
|
||||
ACTIVE_VERTEX = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_triangle_2);
|
||||
}
|
||||
|
||||
static void TAG(flush_triangle_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v2 = v0 - 2;
|
||||
TNL_VERTEX *v1 = v0 - 1;
|
||||
|
||||
if ( DBG ) fprintf( stderr, __FUNCTION__ "\n" );
|
||||
|
||||
ACTIVE_VERTEX = v2;
|
||||
FLUSH_VERTEX = TAG(flush_triangle_0);
|
||||
|
||||
/* nothing gained by trying to emit as hw primitives -- that
|
||||
* happens normally in this case.
|
||||
*/
|
||||
if (FALLBACK_OR_CLIPPING)
|
||||
CLIP_OR_DRAW_TRI( ctx, v2, v1, v0 );
|
||||
else
|
||||
DRAW_TRI( ctx, v2, v1, v0 );
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_TRIANGLE_STRIP
|
||||
*/
|
||||
|
||||
static void TAG(flush_tri_strip_3)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_tri_strip_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_tri_strip_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_tri_strip_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 1 );
|
||||
FLUSH_VERTEX = TAG(flush_tri_strip_1);
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_strip_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 2 );
|
||||
FLUSH_VERTEX = TAG(flush_tri_strip_2);
|
||||
}
|
||||
|
||||
#define DO_TRISTRIP_TRI( vert0, vert1 ) \
|
||||
if (!HAVE_TRI_STRIP || FALLBACK_OR_CLIPPING) { \
|
||||
TNL_VERTEX *v2 = IMM_VERTICES( vert0 ); \
|
||||
TNL_VERTEX *v1 = IMM_VERTICES( vert1 ); \
|
||||
TAG(draw_tri)( ctx, v2, v1, v0 ); \
|
||||
} else if (EXTEND_PRIM( 1 )) { \
|
||||
EMIT_VERTEX( v0 ); \
|
||||
} else { \
|
||||
TNL_VERTEX *v2 = IMM_VERTICES( vert0 ); \
|
||||
TNL_VERTEX *v1 = IMM_VERTICES( vert1 ); \
|
||||
BEGIN_PRIM( GL_TRIANGLE_STRIP, 3 ); \
|
||||
EMIT_VERTEX( v2 ); \
|
||||
EMIT_VERTEX( v1 ); \
|
||||
EMIT_VERTEX( v0 ); \
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_strip_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
FLUSH_VERTEX = TAG(flush_tri_strip_3);
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 3 );
|
||||
DO_TRISTRIP_TRI( 0, 1 );
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_strip_3)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
FLUSH_VERTEX = TAG(flush_tri_strip_4);
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 0 );
|
||||
DO_TRISTRIP_TRI( 1, 2 );
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_strip_4)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
FLUSH_VERTEX = TAG(flush_tri_strip_5);
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 1 );
|
||||
DO_TRISTRIP_TRI( 2, 3 );
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_strip_5)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
FLUSH_VERTEX = TAG(flush_tri_strip_2);
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 2 );
|
||||
DO_TRISTRIP_TRI( 0, 3 );
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_TRIANGLE_FAN
|
||||
*/
|
||||
|
||||
static void TAG(flush_tri_fan_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_tri_fan_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_tri_fan_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
ACTIVE_VERTEX = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_tri_fan_1);
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_fan_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
ACTIVE_VERTEX = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_tri_fan_2);
|
||||
}
|
||||
|
||||
#define DO_TRIFAN_TRI( vert0, vert1 ) \
|
||||
if (!HAVE_TRI_FAN || FALLBACK_OR_CLIPPING) { \
|
||||
TNL_VERTEX *v2 = IMM_VERTICES( vert0 ); \
|
||||
TNL_VERTEX *v1 = IMM_VERTICES( vert1 ); \
|
||||
TAG(draw_tri)( ctx, v2, v1, v0 ); \
|
||||
} else if (EXTEND_PRIM( 1 )) { \
|
||||
EMIT_VERTEX( v0 ); \
|
||||
} else { \
|
||||
TNL_VERTEX *v2 = IMM_VERTICES( vert0 ); \
|
||||
TNL_VERTEX *v1 = IMM_VERTICES( vert1 ); \
|
||||
BEGIN_PRIM( GL_TRIANGLE_FAN, 3 ); \
|
||||
EMIT_VERTEX( v2 ); \
|
||||
EMIT_VERTEX( v1 ); \
|
||||
EMIT_VERTEX( v0 ); \
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_fan_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 1 );
|
||||
FLUSH_VERTEX = TAG(flush_tri_fan_3 );
|
||||
DO_TRIFAN_TRI( 0, 1 );
|
||||
}
|
||||
|
||||
static void TAG(flush_tri_fan_3)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 2 );
|
||||
FLUSH_VERTEX = TAG(flush_tri_fan_2 );
|
||||
DO_TRIFAN_TRI( 0, 2 );
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_QUADS
|
||||
*/
|
||||
|
||||
static void TAG(flush_quad_3)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_quad_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_quad_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_quad_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
IMM_VERTEX( v0 ) = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_1);
|
||||
}
|
||||
|
||||
static void TAG(flush_quad_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
IMM_VERTEX( v0 ) = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_2);
|
||||
}
|
||||
|
||||
static void TAG(flush_quad_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
IMM_VERTEX( v0 ) = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_3);
|
||||
}
|
||||
|
||||
static void TAG(flush_quad_3)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v3 = v0 - 3;
|
||||
TNL_VERTEX *v2 = v0 - 2;
|
||||
TNL_VERTEX *v1 = v0 - 1;
|
||||
|
||||
IMM_VERTEX( v0 ) = v3;
|
||||
FLUSH_VERTEX = TAG(flush_quad_0);
|
||||
|
||||
if (!HAVE_HW_QUADS || FALLBACK_OR_CLIPPING) {
|
||||
CLIP_OR_DRAW_TRI( ctx, v3, v2, v0 );
|
||||
CLIP_OR_DRAW_TRI( ctx, v2, v1, v0 );
|
||||
} else {
|
||||
EXTEND_PRIM_NF( GL_QUADS, 4 );
|
||||
EMIT_VERTEX( v3 );
|
||||
EMIT_VERTEX( v2 );
|
||||
EMIT_VERTEX( v1 );
|
||||
EMIT_VERTEX( v0 );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_QUAD_STRIP
|
||||
*/
|
||||
|
||||
static void TAG(flush_quad_strip_3)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_quad_strip_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_quad_strip_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_quad_strip_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
IMM_VERTEX( v3 ) = v0;
|
||||
IMM_VERTEX( v0 ) = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_strip_1);
|
||||
}
|
||||
|
||||
static void TAG(flush_quad_strip_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
IMM_VERTEX( v2 ) = v0;
|
||||
IMM_VERTEX( v0 ) = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_strip_2);
|
||||
}
|
||||
|
||||
static void TAG(flush_quad_strip_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
|
||||
IMM_VERTEX( v1 ) = v0;
|
||||
IMM_VERTEX( v0 ) = v0 + 1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_strip_3);
|
||||
}
|
||||
|
||||
static void TAG(flush_quad_strip_3)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
TNL_VERTEX *v3 = IMM_VERTEX( v3 );
|
||||
TNL_VERTEX *v2 = IMM_VERTEX( v2 );
|
||||
TNL_VERTEX *v1 = IMM_VERTEX( v1 );
|
||||
|
||||
IMM_VERTEX( v0 ) = v3;
|
||||
IMM_VERTEX( v2 ) = v0;
|
||||
IMM_VERTEX( v3 ) = v1;
|
||||
FLUSH_VERTEX = TAG(flush_quad_strip_2);
|
||||
|
||||
if (FALLBACK_OR_CLIPPING) {
|
||||
CLIP_OR_DRAW_TRI( ctx, v3, v2, v0 );
|
||||
CLIP_OR_DRAW_TRI( ctx, v2, v1, v0 );
|
||||
} else {
|
||||
DRAW_TRI( ctx, v3, v2, v0 );
|
||||
DRAW_TRI( ctx, v2, v1, v0 );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* GL_POLYGON
|
||||
*/
|
||||
|
||||
static void TAG(flush_poly_2)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
static void TAG(flush_poly_1)( struct gl_context *ctx, TNL_VERTEX *v0 );
|
||||
|
||||
static void TAG(flush_poly_0)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 1 );
|
||||
FLUSH_VERTEX = TAG(flush_poly_1);
|
||||
}
|
||||
|
||||
static void TAG(flush_poly_1)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 2 );
|
||||
FLUSH_VERTEX = TAG(flush_poly_2);
|
||||
}
|
||||
|
||||
#define DO_POLY_TRI( vert0, vert1 ) \
|
||||
if (!HAVE_POLYGONS || FALLBACK_OR_CLIPPING) { \
|
||||
TNL_VERTEX *v2 = IMM_VERTICES( vert0 ); \
|
||||
TNL_VERTEX *v1 = IMM_VERTICES( vert1 ); \
|
||||
TAG(draw_tri)( ctx, v1, v0, v2 ); \
|
||||
} else if (EXTEND_PRIM( 1 )) { \
|
||||
EMIT_VERTEX( v0 ); \
|
||||
} else { \
|
||||
TNL_VERTEX *v2 = IMM_VERTICES( vert0 ); \
|
||||
TNL_VERTEX *v1 = IMM_VERTICES( vert1 ); \
|
||||
BEGIN_PRIM( GL_POLYGON, 3 ); \
|
||||
EMIT_VERTEX( v2 ); \
|
||||
EMIT_VERTEX( v1 ); \
|
||||
EMIT_VERTEX( v0 ); \
|
||||
}
|
||||
|
||||
static void TAG(flush_poly_2)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 1 );
|
||||
FLUSH_VERTEX = TAG(flush_poly_3);
|
||||
DO_POLY_TRI( 0, 1 );
|
||||
}
|
||||
|
||||
static void TAG(flush_poly_3)( struct gl_context *ctx, TNL_VERTEX *v0 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
ACTIVE_VERTEX = IMM_VERTICES( 2 );
|
||||
FLUSH_VERTEX = TAG(flush_poly_2);
|
||||
DO_POLY_TRI( 0, 2 );
|
||||
}
|
||||
|
||||
|
||||
void (*TAG(flush_tab)[GL_POLYGON+1])( struct gl_context *, TNL_VERTEX * ) =
|
||||
{
|
||||
TAG(flush_point),
|
||||
TAG(flush_line_0),
|
||||
TAG(flush_line_loop_0),
|
||||
TAG(flush_line_strip_0),
|
||||
TAG(flush_triangle_0),
|
||||
TAG(flush_tri_strip_0),
|
||||
TAG(flush_tri_fan_0),
|
||||
TAG(flush_quad_0),
|
||||
TAG(flush_quad_strip_0),
|
||||
TAG(flush_poly_0),
|
||||
};
|
||||
|
||||
|
||||
#ifndef PRESERVE_PRIM_DEFS
|
||||
#undef LOCAL_VARS
|
||||
#undef GET_INTERP_FUNC
|
||||
#undef IMM_VERTEX
|
||||
#undef IMM_VERTICES
|
||||
#undef FLUSH_VERTEX
|
||||
#endif
|
||||
#undef PRESERVE_PRIM_DEFS
|
||||
#undef EXTEND_PRIM
|
||||
#undef EMIT_VERTEX
|
||||
#undef EMIT_VERTEX_TRI
|
||||
#undef EMIT_VERTEX_LINE
|
||||
#undef EMIT_VERTEX_POINT
|
||||
#undef TAG
|
|
@ -1,75 +0,0 @@
|
|||
|
||||
/*
|
||||
* Mesa 3-D graphics library
|
||||
* Version: 3.5
|
||||
*
|
||||
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included
|
||||
* in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
||||
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* Authors:
|
||||
* Gareth Hughes <gareth@valinux.com>
|
||||
* Keith Whitwell <keith_whitwell@yahoo.com>
|
||||
*/
|
||||
|
||||
/* Template for immediate mode texture coordinate functions.
|
||||
*/
|
||||
|
||||
#ifndef DO_PROJ_TEX
|
||||
#error "Need to define DO_PROJ_TEX"
|
||||
#endif
|
||||
|
||||
|
||||
/* =============================================================
|
||||
* Notify on calls to texture4f, to allow switch to projected texture
|
||||
* vertex format:
|
||||
*/
|
||||
|
||||
static void TAG(TexCoord4f)( GLfloat s, GLfloat t, GLfloat r, GLfloat q )
|
||||
{
|
||||
GET_CURRENT;
|
||||
DO_PROJ_TEX;
|
||||
TEXCOORD4( s, t, r, q );
|
||||
}
|
||||
|
||||
static void TAG(TexCoord4fv)( const GLfloat *v )
|
||||
{
|
||||
GET_CURRENT;
|
||||
DO_PROJ_TEX;
|
||||
TEXCOORD4( v[0], v[1], v[2], v[3] );
|
||||
}
|
||||
|
||||
static void TAG(MultiTexCoord4fARB)( GLenum target, GLfloat s,
|
||||
GLfloat t, GLfloat r, GLfloat q )
|
||||
{
|
||||
GET_CURRENT;
|
||||
DO_PROJ_TEX;
|
||||
MULTI_TEXCOORD4( unit, s, t, r, q );
|
||||
}
|
||||
|
||||
static void TAG(MultiTexCoord4fvARB)( GLenum target, const GLfloat *v )
|
||||
{
|
||||
GET_CURRENT;
|
||||
DO_PROJ_TEX;
|
||||
MULTI_TEXCOORD4( unit, v[0], v[1], v[2], v[3] );
|
||||
}
|
||||
|
||||
|
||||
|
||||
#undef DO_PROJ_TEX
|
||||
#undef TAG
|
|
@ -1,159 +0,0 @@
|
|||
|
||||
/*
|
||||
* Mesa 3-D graphics library
|
||||
* Version: 3.5
|
||||
*
|
||||
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included
|
||||
* in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
||||
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* Authors:
|
||||
* Gareth Hughes <gareth@valinux.com>
|
||||
* Keith Whitwell <keithw@valinux.com>
|
||||
*/
|
||||
|
||||
/* Template for immediate mode vertex functions.
|
||||
*/
|
||||
|
||||
#define DBG 0
|
||||
|
||||
#define VERTEX( ox, oy, oz, ow )
|
||||
do {
|
||||
GET_CURRENT_VERTEX;
|
||||
GLfloat w;
|
||||
GLuint mask;
|
||||
const GLfloat * const m = ctx->_ModelProjectMatrix.m;
|
||||
|
||||
if (DO_FULL_MATRIX) {
|
||||
VERTEX_CLIP(0) = m[0] * ox + m[4] * oy + m[8] * oz + m[12] * ow;
|
||||
VERTEX_CLIP(1) = m[1] * ox + m[5] * oy + m[9] * oz + m[13] * ow;
|
||||
VERTEX_CLIP(2) = m[2] * ox + m[6] * oy + m[10] * oz + m[14] * ow;
|
||||
VERTEX_CLIP(3) = m[3] * ox + m[7] * oy + m[11] * oz + m[15] * ow;
|
||||
w = VERTEX_CLIP(3);
|
||||
}
|
||||
else if (DO_NOROT_MATRIX) {
|
||||
VERTEX_CLIP(0) = m[0] * ox + m[12] * ow;
|
||||
VERTEX_CLIP(1) = m[5] * oy + m[13] * ow;
|
||||
VERTEX_CLIP(2) = m[10] * oz + m[14] * ow;
|
||||
VERTEX_CLIP(3) = ow;
|
||||
w = ow;
|
||||
}
|
||||
else {
|
||||
ASSERT (DO_IDENTITY_MATRIX);
|
||||
VERTEX_CLIP(0) = ox;
|
||||
VERTEX_CLIP(1) = oy;
|
||||
VERTEX_CLIP(2) = oz;
|
||||
VERTEX_CLIP(3) = ow;
|
||||
w = ow;
|
||||
}
|
||||
|
||||
mask = 0;
|
||||
if (DO_CLIP_TEST) {
|
||||
if ( VERTEX_CLIP(0) > w ) mask |= CLIP_RIGHT_BIT;
|
||||
if ( VERTEX_CLIP(0) < -w ) mask |= CLIP_LEFT_BIT;
|
||||
if ( VERTEX_CLIP(1) > w ) mask |= CLIP_TOP_BIT;
|
||||
if ( VERTEX_CLIP(1) < -w ) mask |= CLIP_BOTTOM_BIT;
|
||||
if ( VERTEX_CLIP(2) > w ) mask |= CLIP_FAR_BIT;
|
||||
if ( VERTEX_CLIP(2) < -w ) mask |= CLIP_NEAR_BIT;
|
||||
VERTEX_MASK(v) = mask;
|
||||
}
|
||||
|
||||
if (!mask) {
|
||||
if (HAVE_VERTEX_WIN) {
|
||||
if (!HAVE_HW_VIEWPORT) {
|
||||
const GLfloat *s = GET_VIEWPORT_MATRIX();
|
||||
if (HAVE_W && HAVE_HW_DIVIDE) {
|
||||
VERTEX_WIN( 0 ) = s[0] * VERTEX_CLIP( 0 ) + s[12];
|
||||
VERTEX_WIN( 1 ) = s[5] * VERTEX_CLIP( 1 ) + s[13];
|
||||
VERTEX_WIN( 2 ) = s[10] * VERTEX_CLIP( 2 ) + s[14];
|
||||
VERTEX_WIN( 3 ) = w;
|
||||
}
|
||||
else {
|
||||
const GLfloat oow = 1.0/w; /* possibly opt away */
|
||||
VERTEX_WIN( 0 ) = s[0] * VERTEX_CLIP( 0 ) * oow + s[12];
|
||||
VERTEX_WIN( 1 ) = s[5] * VERTEX_CLIP( 1 ) * oow + s[13];
|
||||
VERTEX_WIN( 2 ) = s[10] * VERTEX_CLIP( 2 ) * oow + s[14];
|
||||
if (HAVE_W)
|
||||
VERTEX_WIN( 3 ) = oow;
|
||||
}
|
||||
}
|
||||
else if (HAVE_W && HAVE_HW_DIVIDE) {
|
||||
if (!VERTEX_WIN_IS_VERTEX_CLIP) {
|
||||
VERTEX_WIN( 0 ) = VERTEX_CLIP( 0 );
|
||||
VERTEX_WIN( 1 ) = VERTEX_CLIP( 1 );
|
||||
VERTEX_WIN( 2 ) = VERTEX_CLIP( 2 );
|
||||
VERTEX_WIN( 3 ) = w;
|
||||
}
|
||||
}
|
||||
else {
|
||||
const GLfloat oow = 1.0/w; /* possibly opt away */
|
||||
VERTEX_WIN( 0 ) = VERTEX_CLIP( 0 ) * oow;
|
||||
VERTEX_WIN( 1 ) = VERTEX_CLIP( 1 ) * oow;
|
||||
VERTEX_WIN( 2 ) = VERTEX_CLIP( 2 ) * oow;
|
||||
if (HAVE_W)
|
||||
VERTEX_WIN( 3 ) = oow;
|
||||
}
|
||||
}
|
||||
} else if (!FALLBACK_OR_CLIPPING) {
|
||||
SET_CLIPPING(); /* transition to clipping */
|
||||
}
|
||||
|
||||
COPY_VERTEX_FROM_CURRENT;
|
||||
BUILD_PRIM_FROM_VERTEX;
|
||||
}
|
||||
|
||||
/* Let the compiler optimize away the constant operations:
|
||||
*/
|
||||
static void VTAG(Vertex2f)( GLfloat ox, GLfloat oy )
|
||||
{
|
||||
/* Cliptest on clip[2] could also be eliminated...
|
||||
*/
|
||||
VERTEX( ox, oy, 0, 1 );
|
||||
}
|
||||
|
||||
static void VTAG(Vertex2fv)( const GLfloat *obj )
|
||||
{
|
||||
/* Cliptest on clip[2] could also be eliminated...
|
||||
*/
|
||||
VERTEX( obj[0], obj[1], 0, 1 );
|
||||
}
|
||||
|
||||
static void VTAG(Vertex3f)( GLfloat ox, GLfloat oy, GLfloat oz )
|
||||
{
|
||||
VERTEX( ox, oy, oz, 1 );
|
||||
}
|
||||
|
||||
static void VTAG(Vertex3fv)( const GLfloat *obj )
|
||||
{
|
||||
VERTEX( obj[0], obj[1], obj[2], 1 );
|
||||
}
|
||||
|
||||
static void VTAG(Vertex4f)( GLfloat ox, GLfloat oy, GLfloat oz, GLfloat ow )
|
||||
{
|
||||
VERTEX( ox, oy, oz, ow );
|
||||
}
|
||||
|
||||
static void VTAG(Vertex4fv)( const GLfloat *obj )
|
||||
{
|
||||
VERTEX( obj[0], obj[1], obj[2], obj[3] );
|
||||
}
|
||||
|
||||
|
||||
#undef DO_FULL_MATRIX
|
||||
#undef VTAG
|
||||
#undef VERTEX
|
|
@ -1,204 +0,0 @@
|
|||
|
||||
/*
|
||||
* Mesa 3-D graphics library
|
||||
* Version: 3.5
|
||||
*
|
||||
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included
|
||||
* in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
||||
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* Authors:
|
||||
* Keith Whitwell <keith_whitwell@yahoo.com>
|
||||
*/
|
||||
|
||||
/* Template to build clipping routines to support t_dd_imm_primtmp.h.
|
||||
*
|
||||
* The TAG(draw_line) and TAG(draw_triangle) routines are called in
|
||||
* clipping and fallback scenarios, and when the native hardware
|
||||
* primitive (eg polygons) is unavailable.
|
||||
*/
|
||||
|
||||
|
||||
#define CLIP_DOTPROD(K, A, B, C, D) \
|
||||
(CLIP_X(K)*A + CLIP_Y(K)*B + \
|
||||
CLIP_Z(K)*C + CLIP_W(K)*D)
|
||||
|
||||
#define POLY_CLIP( PLANE, A, B, C, D ) \
|
||||
do { \
|
||||
if (mask & PLANE) { \
|
||||
TNL_VERTEX **indata = inlist[in]; \
|
||||
TNL_VERTEX **outdata = inlist[in ^= 1]; \
|
||||
TNL_VERTEX *J = indata[0]; \
|
||||
GLfloat dpJ = CLIP_DOTPROD(J, A, B, C, D ); \
|
||||
GLuint outcount = 0; \
|
||||
GLuint i; \
|
||||
\
|
||||
indata[n] = indata[0]; /* prevent rotation of vertices */ \
|
||||
for (i = 1; i <= n; i++) { \
|
||||
TNL_VERTEX *I = indata[i]; \
|
||||
GLfloat dpI = CLIP_DOTPROD(idx, A, B, C, D ); \
|
||||
\
|
||||
if (!NEGATIVE(dpPrev)) { \
|
||||
outdata[outcount++] = J; \
|
||||
} \
|
||||
\
|
||||
if (DIFFERENT_SIGNS(dpI, dpJ)) { \
|
||||
TNL_VERTEX *O = verts++; \
|
||||
outdata[outcount++] = O; \
|
||||
if (NEGATIVE(dpI)) { \
|
||||
/* Going out of bounds. Avoid division by zero as we \
|
||||
* know dp != dpPrev from DIFFERENT_SIGNS, above. \
|
||||
*/ \
|
||||
GLfloat t = dpI / (dpI - dpJ); \
|
||||
INTERP( ctx, t, O, I, J ); \
|
||||
} else { \
|
||||
/* Coming back in. \
|
||||
*/ \
|
||||
GLfloat t = dpJ / (dpJ - dpI); \
|
||||
INTERP( ctx, t, O, J, I ); \
|
||||
} \
|
||||
} \
|
||||
\
|
||||
J = I; \
|
||||
dpJ = dpI; \
|
||||
} \
|
||||
\
|
||||
if (outcount < 3) \
|
||||
return; \
|
||||
\
|
||||
nr = outcount; \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
|
||||
#define LINE_CLIP(PLANE, A, B, C, D ) \
|
||||
do { \
|
||||
if (mask & PLANE) { \
|
||||
GLfloat dpI = CLIP_DOTPROD( I, A, B, C, D ); \
|
||||
GLfloat dpJ = CLIP_DOTPROD( J, A, B, C, D ); \
|
||||
\
|
||||
if (DIFFERENT_SIGNS(dpI, dpJ)) { \
|
||||
TNL_VERTEX *O = verts++; \
|
||||
if (NEGATIVE(dpJ)) { \
|
||||
GLfloat t = dpI / (dpI - dpJ); \
|
||||
INTERP( ctx, t, O, I, J ); \
|
||||
J = O; \
|
||||
} else { \
|
||||
GLfloat t = dpJ / (dpJ - dpI); \
|
||||
INTERP( ctx, t, O, J, I ); \
|
||||
I = O; \
|
||||
} \
|
||||
} \
|
||||
else if (NEGATIVE(dpI)) \
|
||||
return; \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
|
||||
|
||||
/* Clip a line against the viewport and user clip planes.
|
||||
*/
|
||||
static void TAG(clip_draw_line)( struct gl_context *ctx,
|
||||
TNL_VERTEX *I,
|
||||
TNL_VERTEX *J,
|
||||
GLuint mask )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
GET_INTERP_FUNC;
|
||||
TNL_VERTEX tmp[MAX_CLIPPED_VERTICES];
|
||||
TNL_VERTEX *verts = tmp;
|
||||
TNL_VERTEX *pv = J;
|
||||
|
||||
LINE_CLIP( CLIP_RIGHT_BIT, -1, 0, 0, 1 );
|
||||
LINE_CLIP( CLIP_LEFT_BIT, 1, 0, 0, 1 );
|
||||
LINE_CLIP( CLIP_TOP_BIT, 0, -1, 0, 1 );
|
||||
LINE_CLIP( CLIP_BOTTOM_BIT, 0, 1, 0, 1 );
|
||||
LINE_CLIP( CLIP_FAR_BIT, 0, 0, -1, 1 );
|
||||
LINE_CLIP( CLIP_NEAR_BIT, 0, 0, 1, 1 );
|
||||
|
||||
if ((ctx->_TriangleCaps & DD_FLATSHADE) && J != pv)
|
||||
COPY_PV( ctx, J, pv );
|
||||
|
||||
DRAW_LINE( I, J );
|
||||
}
|
||||
|
||||
|
||||
/* Clip a triangle against the viewport and user clip planes.
|
||||
*/
|
||||
static void TAG(clip_draw_triangle)( struct gl_context *ctx,
|
||||
TNL_VERTEX *v0,
|
||||
TNL_VERTEX *v1,
|
||||
TNL_VERTEX *v2,
|
||||
GLuint mask )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
GET_INTERP_FUNC;
|
||||
TNL_VERTEX tmp[MAX_CLIPPED_VERTICES];
|
||||
TNL_VERTEX *verts = tmp;
|
||||
TNL_VERTEX *(inlist[2][MAX_CLIPPED_VERTICES]);
|
||||
TNL_VERTEX **out;
|
||||
GLuint in = 0;
|
||||
GLuint n = 3;
|
||||
GLuint i;
|
||||
|
||||
ASSIGN_3V(inlist, v2, v0, v1 ); /* pv rotated to slot zero */
|
||||
|
||||
POLY_CLIP( CLIP_RIGHT_BIT, -1, 0, 0, 1 );
|
||||
POLY_CLIP( CLIP_LEFT_BIT, 1, 0, 0, 1 );
|
||||
POLY_CLIP( CLIP_TOP_BIT, 0, -1, 0, 1 );
|
||||
POLY_CLIP( CLIP_BOTTOM_BIT, 0, 1, 0, 1 );
|
||||
POLY_CLIP( CLIP_FAR_BIT, 0, 0, -1, 1 );
|
||||
POLY_CLIP( CLIP_NEAR_BIT, 0, 0, 1, 1 );
|
||||
|
||||
if ((ctx->_TriangleCaps & DD_FLATSHADE) && v2 != inlist[0])
|
||||
COPY_PV( ctx, inlist[0], v2 );
|
||||
|
||||
out = inlist[in];
|
||||
DRAW_POLYGON( out, n );
|
||||
}
|
||||
|
||||
|
||||
static __inline void TAG(draw_triangle)( struct gl_context *ctx,
|
||||
TNL_VERTEX *v0,
|
||||
TNL_VERTEX *v1,
|
||||
TNL_VERTEX *v2 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
GLubyte ormask = (v0->mask | v1->mask | v2->mask);
|
||||
|
||||
if ( !ormask ) {
|
||||
DRAW_TRI( v0, v1, v2 );
|
||||
} else if ( !(v0->mask & v1->mask & v2->mask) ) {
|
||||
TAG(clip_draw_triangle)( ctx, v0, v1, v2, ormask );
|
||||
}
|
||||
}
|
||||
|
||||
static __inline void TAG(draw_line)( struct gl_context *ctx,
|
||||
TNL_VERTEX *v0,
|
||||
TNL_VERTEX *v1 )
|
||||
{
|
||||
LOCAL_VARS;
|
||||
GLubyte ormask = (v0->mask | v1->mask);
|
||||
|
||||
if ( !ormask ) {
|
||||
DRAW_LINE( v0, v1 );
|
||||
} else if ( !(v0->mask & v1->mask) ) {
|
||||
TAG(clip_draw_line)( ctx, v0, v1, ormask );
|
||||
}
|
||||
}
|
||||
|
|
@ -1,268 +0,0 @@
|
|||
|
||||
/*
|
||||
* Mesa 3-D graphics library
|
||||
* Version: 3.5
|
||||
*
|
||||
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included
|
||||
* in all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||||
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||||
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
|
||||
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* Authors:
|
||||
* Keith Whitwell <keith_whitwell@yahoo.com>
|
||||
*/
|
||||
|
||||
/* Template to build support for t_dd_imm_* tnl module using vertices
|
||||
* as defined in t_dd_vertex.h.
|
||||
*
|
||||
* See t_dd_vbtmp.h for definitions of arguments to this file.
|
||||
* Unfortunately it seems necessary to duplicate a lot of that code.
|
||||
*/
|
||||
|
||||
#ifndef LOCALVARS
|
||||
#define LOCALVARS
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* COPY_VERTEX_FROM_CURRENT in t_dd_imm_vapi.c
|
||||
*/
|
||||
static void TAG(emit_vfmt)( struct gl_context *ctx, VERTEX *v )
|
||||
{
|
||||
LOCALVARS
|
||||
;
|
||||
|
||||
/* This template assumes that color is ubyte.
|
||||
*/
|
||||
if (DO_TEX0 || DO_TEX1 || !HAVE_TINY_VERTICES)
|
||||
{
|
||||
const GLubyte *col = GET_HARDWARE_COLOR();
|
||||
if (HAVE_RGBA_COLOR) {
|
||||
v->v.ui[4] = *(GLuint *)&col;
|
||||
} else {
|
||||
v->v.color.blue = col[2];
|
||||
v->v.color.green = col[1];
|
||||
v->v.color.red = col[0];
|
||||
v->v.color.alpha = col[3];
|
||||
}
|
||||
}
|
||||
else {
|
||||
if (HAVE_RGBA_COLOR) {
|
||||
v->v.ui[3] = *(GLuint *)col;
|
||||
}
|
||||
else {
|
||||
v->tv.color.blue = col[2];
|
||||
v->tv.color.green = col[1];
|
||||
v->tv.color.red = col[0];
|
||||
v->tv.color.alpha = col[3];
|
||||
}
|
||||
}
|
||||
|
||||
if (DO_TEX0) {
|
||||
GLfloat *tc = ctx->Current.Texture[0];
|
||||
v->v.u0 = tc[0];
|
||||
v->v.v0 = tc[1];
|
||||
if (DO_PTEX) {
|
||||
if (HAVE_PTEX_VERTICES) {
|
||||
v->pv.q0 = tc[3];
|
||||
}
|
||||
else {
|
||||
float rhw = 1.0 / tc[3];
|
||||
v->v.w *= tc[3];
|
||||
v->v.u0 *= rhw;
|
||||
v->v.v0 *= rhw;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (DO_TEX1) {
|
||||
GLfloat *tc = ctx->Current.Texture[1];
|
||||
if (DO_PTEX) {
|
||||
v->pv.u1 = tc[0];
|
||||
v->pv.v1 = tc[1];
|
||||
v->pv.q1 = tc[3];
|
||||
}
|
||||
else {
|
||||
v->v.u1 = tc[0];
|
||||
v->v.v1 = tc[1];
|
||||
}
|
||||
}
|
||||
else if (DO_PTEX) {
|
||||
*(GLuint *)&v->pv.q1 = 0; /* avoid culling on radeon */
|
||||
}
|
||||
if (DO_TEX2) {
|
||||
GLfloat *tc = ctx->Current.Texture[2];
|
||||
if (DO_PTEX) {
|
||||
v->pv.u2 = tc[0];
|
||||
v->pv.v2 = tc[1];
|
||||
v->pv.q2 = tc[3];
|
||||
}
|
||||
else {
|
||||
v->v.u2 = tc[0];
|
||||
v->v.v2 = tc[1];
|
||||
}
|
||||
}
|
||||
if (DO_TEX3) {
|
||||
GLfloat *tc = ctx->Current.Texture[3];
|
||||
if (DO_PTEX) {
|
||||
v->pv.u3 = tc[0];
|
||||
v->pv.v3 = tc[1];
|
||||
v->pv.q3 = tc[3];
|
||||
}
|
||||
else {
|
||||
v->v.u3 = tc[0];
|
||||
v->v.v3 = tc[1];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
static void TAG(interp)( struct gl_context *ctx,
|
||||
GLfloat t,
|
||||
TNL_VERTEX *dst,
|
||||
TNL_VERTEX *in,
|
||||
TNL_VERTEX *out )
|
||||
{
|
||||
LOCALVARS
|
||||
const GLfloat *s = GET_VIEWPORT_MAT();
|
||||
GLfloat w;
|
||||
|
||||
(void)s;
|
||||
|
||||
if (HAVE_HW_DIVIDE) {
|
||||
VIEWPORT_X( dst->v.v.x, dst->clip[0] );
|
||||
VIEWPORT_Y( dst->v.v.y, dst->clip[1] );
|
||||
VIEWPORT_Z( dst->v.v.z, dst->clip[2] );
|
||||
w = dstclip[3];
|
||||
}
|
||||
else {
|
||||
w = 1.0 / dst->clip[3];
|
||||
VIEWPORT_X( dst->v.v.x, dst->clip[0] * w );
|
||||
VIEWPORT_Y( dst->v.v.y, dst->clip[1] * w );
|
||||
VIEWPORT_Z( dst->v.v.z, dst->clip[2] * w );
|
||||
}
|
||||
|
||||
if (HAVE_HW_DIVIDE || DO_TEX0) {
|
||||
|
||||
dst->v.v.w = w;
|
||||
|
||||
INTERP_UB( t, dst->v.ub4[4][0], out->v.ub4[4][0], in->v.ub4[4][0] );
|
||||
INTERP_UB( t, dst->v.ub4[4][1], out->v.ub4[4][1], in->v.ub4[4][1] );
|
||||
INTERP_UB( t, dst->v.ub4[4][2], out->v.ub4[4][2], in->v.ub4[4][2] );
|
||||
INTERP_UB( t, dst->v.ub4[4][3], out->v.ub4[4][3], in->v.ub4[4][3] );
|
||||
|
||||
if (DO_TEX0) {
|
||||
if (DO_PTEX) {
|
||||
if (HAVE_PTEX_VERTICES) {
|
||||
INTERP_F( t, dst->v.pv.u0, out->v.pv.u0, in->v.pv.u0 );
|
||||
INTERP_F( t, dst->v.pv.v0, out->v.pv.v0, in->v.pv.v0 );
|
||||
INTERP_F( t, dst->v.pv.q0, out->v.pv.q0, in->v.pv.q0 );
|
||||
} else {
|
||||
GLfloat wout = out->clip[3]; /* projected clip */
|
||||
GLfloat win = in->clip[3]; /* projected clip */
|
||||
GLfloat qout = out->v.pv.w / wout;
|
||||
GLfloat qin = in->v.pv.w / win;
|
||||
GLfloat qdst, rqdst;
|
||||
|
||||
ASSERT( !HAVE_HW_DIVIDE ); /* assert win, wout projected clip */
|
||||
|
||||
INTERP_F( t, dst->v.v.u0, out->v.v.u0 * qout, in->v.v.u0 * qin );
|
||||
INTERP_F( t, dst->v.v.v0, out->v.v.v0 * qout, in->v.v.v0 * qin );
|
||||
INTERP_F( t, qdst, qout, qin );
|
||||
|
||||
rqdst = 1.0 / qdst;
|
||||
dst->v.v.u0 *= rqdst;
|
||||
dst->v.v.v0 *= rqdst;
|
||||
dst->v.v.w *= rqdst;
|
||||
}
|
||||
}
|
||||
else {
|
||||
INTERP_F( t, dst->v.v.u0, out->v.v.u0, in->v.v.u0 );
|
||||
INTERP_F( t, dst->v.v.v0, out->v.v.v0, in->v.v.v0 );
|
||||
}
|
||||
}
|
||||
if (DO_TEX1) {
|
||||
if (DO_PTEX) {
|
||||
INTERP_F( t, dst->v.pv.u1, out->v.pv.u1, in->v.pv.u1 );
|
||||
INTERP_F( t, dst->v.pv.v1, out->v.pv.v1, in->v.pv.v1 );
|
||||
INTERP_F( t, dst->v.pv.q1, out->v.pv.q1, in->v.pv.q1 );
|
||||
} else {
|
||||
INTERP_F( t, dst->v.v.u1, out->v.v.u1, in->v.v.u1 );
|
||||
INTERP_F( t, dst->v.v.v1, out->v.v.v1, in->v.v.v1 );
|
||||
}
|
||||
}
|
||||
else if (DO_PTEX) {
|
||||
dst->v.pv.q0 = 0.0; /* must be a valid float on radeon */
|
||||
}
|
||||
if (DO_TEX2) {
|
||||
if (DO_PTEX) {
|
||||
INTERP_F( t, dst->v.pv.u2, out->v.pv.u2, in->v.pv.u2 );
|
||||
INTERP_F( t, dst->v.pv.v2, out->v.pv.v2, in->v.pv.v2 );
|
||||
INTERP_F( t, dst->v.pv.q2, out->v.pv.q2, in->v.pv.q2 );
|
||||
} else {
|
||||
INTERP_F( t, dst->v.v.u2, out->v.v.u2, in->v.v.u2 );
|
||||
INTERP_F( t, dst->v.v.v2, out->v.v.v2, in->v.v.v2 );
|
||||
}
|
||||
}
|
||||
if (DO_TEX3) {
|
||||
if (DO_PTEX) {
|
||||
INTERP_F( t, dst->v.pv.u3, out->v.pv.u3, in->v.pv.u3 );
|
||||
INTERP_F( t, dst->v.pv.v3, out->v.pv.v3, in->v.pv.v3 );
|
||||
INTERP_F( t, dst->v.pv.q3, out->v.pv.q3, in->v.pv.q3 );
|
||||
} else {
|
||||
INTERP_F( t, dst->v.v.u3, out->v.v.u3, in->v.v.u3 );
|
||||
INTERP_F( t, dst->v.v.v3, out->v.v.v3, in->v.v.v3 );
|
||||
}
|
||||
}
|
||||
} else {
|
||||
/* 4-dword vertex. Color is in v[3] and there is no oow coordinate.
|
||||
*/
|
||||
INTERP_UB( t, dst->v.ub4[3][0], out->v.ub4[3][0], in->v.ub4[3][0] );
|
||||
INTERP_UB( t, dst->v.ub4[3][1], out->v.ub4[3][1], in->v.ub4[3][1] );
|
||||
INTERP_UB( t, dst->v.ub4[3][2], out->v.ub4[3][2], in->v.ub4[3][2] );
|
||||
INTERP_UB( t, dst->v.ub4[3][3], out->v.ub4[3][3], in->v.ub4[3][3] );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static __inline void TAG(copy_pv)( struct gl_context *ctx,
|
||||
TNL_VERTEX *dst,
|
||||
TNL_VERTEX *src )
|
||||
{
|
||||
if (DO_TEX0 || DO_TEX1 || !HAVE_TINY_VERTICES) {
|
||||
dst->v.v.ui[4] = src->v.v.ui[4];
|
||||
}
|
||||
else {
|
||||
dst->v.v.ui[3] = src->v.v.ui[3];
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
static void TAG(init)( void )
|
||||
{
|
||||
setup_tab[IND].emit = TAG(emit_vfmt);
|
||||
setup_tab[IND].interp = TAG(interp_vfmt);
|
||||
}
|
||||
|
||||
|
||||
#undef IND
|
||||
#undef TAG
|
||||
|
||||
|
||||
|
Loading…
Reference in New Issue