284 lines
7.6 KiB
C
284 lines
7.6 KiB
C
/*
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* Copyright (C) 2009-2010 Francisco Jerez.
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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
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* a 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, sublicense, 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
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "nouveau_driver.h"
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#include "nouveau_context.h"
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#include "nouveau_fbo.h"
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#include "nouveau_util.h"
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#include "nv04_3d.xml.h"
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#include "nv04_driver.h"
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#include "util/u_memory.h"
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static GLboolean
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texunit_needs_combiners(struct gl_texture_unit *u,
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struct gl_fixedfunc_texture_unit *f)
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{
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struct gl_texture_object *t = u->_Current;
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struct gl_texture_image *ti = t->Image[0][t->Attrib.BaseLevel];
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return ti->TexFormat == MESA_FORMAT_A_UNORM8 ||
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ti->TexFormat == MESA_FORMAT_L_UNORM8 ||
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f->EnvMode == GL_COMBINE ||
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f->EnvMode == GL_COMBINE4_NV ||
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f->EnvMode == GL_BLEND ||
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f->EnvMode == GL_ADD;
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}
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struct nouveau_object *
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nv04_context_engine(struct gl_context *ctx)
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{
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struct nv04_context *nctx = to_nv04_context(ctx);
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struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
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struct nouveau_pushbuf *push = context_push(ctx);
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struct nouveau_object *fahrenheit;
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if ((ctx->Texture.Unit[0]._Current &&
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texunit_needs_combiners(&ctx->Texture.Unit[0],
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&ctx->Texture.FixedFuncUnit[0])) ||
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ctx->Texture.Unit[1]._Current ||
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ctx->Stencil.Enabled ||
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GET_COLORMASK(ctx->Color.ColorMask, 0) != 0xf)
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fahrenheit = hw->eng3dm;
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else
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fahrenheit = hw->eng3d;
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if (fahrenheit != nctx->eng3d) {
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BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
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PUSH_DATA (push, fahrenheit->handle);
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nctx->eng3d = fahrenheit;
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}
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return fahrenheit;
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}
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static void
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nv04_hwctx_init(struct gl_context *ctx)
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{
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struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
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struct nouveau_pushbuf *push = context_push(ctx);
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struct nv04_fifo *fifo = hw->chan->data;
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BEGIN_NV04(push, NV01_SUBC(SURF, OBJECT), 1);
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PUSH_DATA (push, hw->surf3d->handle);
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BEGIN_NV04(push, NV04_SF3D(DMA_NOTIFY), 3);
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PUSH_DATA (push, hw->ntfy->handle);
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PUSH_DATA (push, fifo->vram);
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PUSH_DATA (push, fifo->vram);
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BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
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PUSH_DATA (push, hw->eng3d->handle);
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BEGIN_NV04(push, NV04_TTRI(DMA_NOTIFY), 4);
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PUSH_DATA (push, hw->ntfy->handle);
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PUSH_DATA (push, fifo->vram);
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PUSH_DATA (push, fifo->gart);
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PUSH_DATA (push, hw->surf3d->handle);
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BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
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PUSH_DATA (push, hw->eng3dm->handle);
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BEGIN_NV04(push, NV04_MTRI(DMA_NOTIFY), 4);
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PUSH_DATA (push, hw->ntfy->handle);
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PUSH_DATA (push, fifo->vram);
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PUSH_DATA (push, fifo->gart);
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PUSH_DATA (push, hw->surf3d->handle);
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PUSH_KICK (push);
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}
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static void
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init_dummy_texture(struct gl_context *ctx)
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{
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struct nouveau_surface *s = &to_nv04_context(ctx)->dummy_texture;
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nouveau_surface_alloc(ctx, s, SWIZZLED,
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NOUVEAU_BO_MAP | NOUVEAU_BO_VRAM,
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MESA_FORMAT_B8G8R8A8_UNORM, 1, 1);
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nouveau_bo_map(s->bo, NOUVEAU_BO_WR, context_client(ctx));
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*(uint32_t *)s->bo->map = 0xffffffff;
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}
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static void
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nv04_context_destroy(struct gl_context *ctx)
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{
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struct nouveau_context *nctx = to_nouveau_context(ctx);
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nv04_surface_takedown(ctx);
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nv04_render_destroy(ctx);
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nouveau_surface_ref(NULL, &to_nv04_context(ctx)->dummy_texture);
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nouveau_object_del(&nctx->hw.eng3d);
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nouveau_object_del(&nctx->hw.eng3dm);
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nouveau_object_del(&nctx->hw.surf3d);
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nouveau_context_deinit(ctx);
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align_free(ctx);
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}
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static struct gl_context *
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nv04_context_create(struct nouveau_screen *screen, gl_api api,
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const struct gl_config *visual,
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struct gl_context *share_ctx)
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{
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struct nv04_context *nctx;
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struct nouveau_hw_state *hw;
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struct gl_context *ctx;
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int ret;
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nctx = align_calloc(sizeof(struct nv04_context), 16);
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if (!nctx)
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return NULL;
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ctx = &nctx->base.base;
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hw = &nctx->base.hw;
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if (!nouveau_context_init(ctx, api, screen, visual, share_ctx))
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goto fail;
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/* GL constants. */
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ctx->Const.MaxTextureSize = 1024;
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ctx->Const.MaxTextureCoordUnits = NV04_TEXTURE_UNITS;
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ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = NV04_TEXTURE_UNITS;
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ctx->Const.MaxTextureUnits = NV04_TEXTURE_UNITS;
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ctx->Const.MaxTextureMaxAnisotropy = 2;
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ctx->Const.MaxTextureLodBias = 15;
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/* 2D engine. */
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ret = nv04_surface_init(ctx);
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if (!ret)
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goto fail;
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/* 3D engine. */
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ret = nouveau_object_new(context_chan(ctx), 0xbeef0001,
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NV04_TEXTURED_TRIANGLE_CLASS, NULL, 0,
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&hw->eng3d);
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if (ret)
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goto fail;
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ret = nouveau_object_new(context_chan(ctx), 0xbeef0002,
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NV04_MULTITEX_TRIANGLE_CLASS, NULL, 0,
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&hw->eng3dm);
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if (ret)
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goto fail;
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ret = nouveau_object_new(context_chan(ctx), 0xbeef0003,
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NV04_SURFACE_3D_CLASS, NULL, 0,
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&hw->surf3d);
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if (ret)
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goto fail;
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init_dummy_texture(ctx);
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nv04_hwctx_init(ctx);
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nv04_render_init(ctx);
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return ctx;
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fail:
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nv04_context_destroy(ctx);
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return NULL;
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}
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const struct nouveau_driver nv04_driver = {
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.context_create = nv04_context_create,
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.context_destroy = nv04_context_destroy,
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.surface_copy = nv04_surface_copy,
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.surface_fill = nv04_surface_fill,
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.emit = (nouveau_state_func[]) {
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nv04_defer_control,
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nouveau_emit_nothing,
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nv04_defer_blend,
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nv04_defer_blend,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nv04_defer_control,
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nouveau_emit_nothing,
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nv04_defer_control,
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nouveau_emit_nothing,
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nv04_defer_control,
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nv04_defer_control,
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nouveau_emit_nothing,
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nv04_emit_framebuffer,
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nv04_defer_blend,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nv04_emit_scissor,
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nv04_defer_blend,
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nv04_defer_control,
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nv04_defer_control,
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nv04_defer_control,
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nv04_emit_tex_env,
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nv04_emit_tex_env,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nv04_emit_tex_obj,
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nv04_emit_tex_obj,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nouveau_emit_nothing,
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nv04_emit_blend,
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nv04_emit_control,
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},
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.num_emit = NUM_NV04_STATE,
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};
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