python/regress: Initial commit for vertex shader regression tests.
This commit is contained in:
Michal Krol
parent
093ad509fc
commit
3f3db46911
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@ -0,0 +1,11 @@
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VERT1.1
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DCL IN[0], POSITION
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DCL IN[1], COLOR
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DCL OUT[0], POSITION
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DCL OUT[1], COLOR
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DCL TEMP[0]
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IMM FLT32 { 0.2, 0.2, 0.0, 0.0 }
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ADD TEMP[0], IN[0], IMM[0]
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ABS OUT[0], TEMP[0]
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MOV OUT[1], IN[1]
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END
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@ -0,0 +1,9 @@
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VERT1.1
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DCL IN[0], POSITION
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DCL IN[1], COLOR
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DCL OUT[0], POSITION
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DCL OUT[1], COLOR
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IMM FLT32 { 0.2, -0.1, 0.0, 0.0 }
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ADD OUT[0], IN[0], IMM[0]
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MOV OUT[1], IN[1]
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END
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@ -0,0 +1,12 @@
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VERT1.1
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DCL IN[0], POSITION
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DCL IN[1], COLOR
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DCL OUT[0], POSITION
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DCL OUT[1], COLOR
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DCL TEMP[0]
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IMM FLT32 { 0.0, 0.0, 1.0, 1.0 }
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DP3 TEMP[0].xy, IN[0], IN[0]
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MOV TEMP[0].zw, IMM[0]
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MUL OUT[0], IN[0], TEMP[0]
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MOV OUT[1], IN[1]
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END
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@ -0,0 +1,8 @@
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VERT1.1
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DCL IN[0], POSITION
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DCL IN[1], COLOR
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DCL OUT[0], POSITION
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DCL OUT[1], COLOR
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MOV OUT[0], IN[0]
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MOV OUT[1], IN[1]
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END
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@ -0,0 +1,240 @@
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#!/usr/bin/env python
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##########################################################################
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#
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# Copyright 2009 VMware, Inc.
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# 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
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sub license, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice (including the
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# next paragraph) shall be included in all copies or substantial portions
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# 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
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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##########################################################################
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from gallium import *
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def make_image(surface):
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data = surface.get_tile_rgba8(0, 0, surface.width, surface.height)
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import Image
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outimage = Image.fromstring('RGBA', (surface.width, surface.height), data, "raw", 'RGBA', 0, 1)
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return outimage
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def save_image(filename, surface):
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outimage = make_image(surface)
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outimage.save(filename, "PNG")
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def test(dev, name):
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ctx = dev.context_create()
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width = 320
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height = 320
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minz = 0.0
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maxz = 1.0
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# disabled blending/masking
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blend = Blend()
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blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE
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blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE
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blend.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO
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blend.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO
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blend.colormask = PIPE_MASK_RGBA
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ctx.set_blend(blend)
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# depth/stencil/alpha
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depth_stencil_alpha = DepthStencilAlpha()
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depth_stencil_alpha.depth.enabled = 1
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depth_stencil_alpha.depth.writemask = 1
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depth_stencil_alpha.depth.func = PIPE_FUNC_LESS
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ctx.set_depth_stencil_alpha(depth_stencil_alpha)
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# rasterizer
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rasterizer = Rasterizer()
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rasterizer.front_winding = PIPE_WINDING_CW
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rasterizer.cull_mode = PIPE_WINDING_NONE
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rasterizer.scissor = 1
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ctx.set_rasterizer(rasterizer)
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# viewport
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viewport = Viewport()
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scale = FloatArray(4)
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scale[0] = width / 2.0
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scale[1] = -height / 2.0
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scale[2] = (maxz - minz) / 2.0
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scale[3] = 1.0
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viewport.scale = scale
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translate = FloatArray(4)
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translate[0] = width / 2.0
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translate[1] = height / 2.0
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translate[2] = (maxz - minz) / 2.0
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translate[3] = 0.0
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viewport.translate = translate
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ctx.set_viewport(viewport)
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# samplers
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sampler = Sampler()
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sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE
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sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE
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sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE
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sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE
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sampler.min_img_filter = PIPE_TEX_MIPFILTER_NEAREST
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sampler.mag_img_filter = PIPE_TEX_MIPFILTER_NEAREST
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sampler.normalized_coords = 1
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ctx.set_sampler(0, sampler)
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# scissor
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scissor = Scissor()
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scissor.minx = 0
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scissor.miny = 0
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scissor.maxx = width
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scissor.maxy = height
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ctx.set_scissor(scissor)
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clip = Clip()
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clip.nr = 0
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ctx.set_clip(clip)
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# framebuffer
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cbuf = dev.texture_create(
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PIPE_FORMAT_X8R8G8B8_UNORM,
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width, height,
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tex_usage=PIPE_TEXTURE_USAGE_DISPLAY_TARGET,
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).get_surface()
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zbuf = dev.texture_create(
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PIPE_FORMAT_Z32_UNORM,
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width, height,
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tex_usage=PIPE_TEXTURE_USAGE_DEPTH_STENCIL,
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).get_surface()
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fb = Framebuffer()
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fb.width = width
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fb.height = height
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fb.nr_cbufs = 1
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fb.set_cbuf(0, cbuf)
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fb.set_zsbuf(zbuf)
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ctx.set_framebuffer(fb)
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ctx.surface_clear(cbuf, 0x80808080)
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ctx.surface_clear(zbuf, 0xffffffff)
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# vertex shader
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vs = Shader(file('vert-' + name + '.txt', 'rt').read())
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ctx.set_vertex_shader(vs)
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# fragment shader
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fs = Shader('''
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FRAG1.1
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DCL IN[0], COLOR, LINEAR
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DCL OUT[0], COLOR, CONSTANT
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0:MOV OUT[0], IN[0]
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1:END
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''')
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ctx.set_fragment_shader(fs)
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xy = [
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0.0, 0.8,
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-0.2, 0.4,
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0.2, 0.4,
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-0.4, 0.0,
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0.0, 0.0,
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0.4, 0.0,
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-0.6, -0.4,
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-0.2, -0.4,
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0.2, -0.4,
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0.6, -0.4,
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-0.8, -0.8,
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-0.4, -0.8,
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0.0, -0.8,
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0.4, -0.8,
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0.8, -0.8,
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]
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color = [
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1.0, 0.0, 0.0,
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0.0, 1.0, 0.0,
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0.0, 0.0, 1.0,
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]
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tri = [
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1, 2, 0,
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3, 4, 1,
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4, 2, 1,
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4, 5, 2,
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6, 7, 3,
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7, 4, 3,
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7, 8, 4,
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8, 5, 4,
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8, 9, 5,
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10, 11, 6,
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11, 7, 6,
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11, 12, 7,
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12, 8, 7,
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12, 13, 8,
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13, 9, 8,
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13, 14, 9,
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]
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nverts = 16 * 3
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nattrs = 2
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verts = FloatArray(nverts * nattrs * 4)
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for i in range(0, nverts):
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verts[i * nattrs * 4 + 0] = xy[tri[i] * 2 + 0] # x
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verts[i * nattrs * 4 + 1] = xy[tri[i] * 2 + 1] # y
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verts[i * nattrs * 4 + 2] = 0.5 # z
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verts[i * nattrs * 4 + 3] = 1.0 # w
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verts[i * nattrs * 4 + 4] = color[(i % 3) * 3 + 0] # r
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verts[i * nattrs * 4 + 5] = color[(i % 3) * 3 + 1] # g
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verts[i * nattrs * 4 + 6] = color[(i % 3) * 3 + 2] # b
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verts[i * nattrs * 4 + 7] = 1.0 # a
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ctx.draw_vertices(PIPE_PRIM_TRIANGLES,
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nverts,
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nattrs,
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verts)
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ctx.flush()
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save_image('vert-' + name + '.png', cbuf)
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def main():
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tests = [
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'abs',
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'add',
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'dp3',
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'mov',
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]
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html = '''<html>
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<head>
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<link rel=\"stylesheet\" type=\"text/css\" media=\"screen\" href=\"screen.css\">
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</head>
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<body>
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<div class=\"main\">
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<h2>regression tests for <span style=\"color: #FF8000\">vertex</span> shader</h2>
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<table><tbody>
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'''
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dev = Device()
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for t in tests:
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test(dev, t)
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html += '<tr><td width=\"300px\">' + t + '</td>'
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html += '<td><img src=\"vert-' + t + '.png\"></img></td></tr>\n'
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html += '</tbody></table>\n</body>\n</html>\n'
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file('vertex-shader.htm', 'wt').write(html)
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if __name__ == '__main__':
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main()
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