diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_tris.c')
-rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_tris.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_tris.c b/src/mesa/drivers/dri/nouveau/nouveau_tris.c new file mode 100644 index 0000000000..770776390b --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nouveau_tris.c @@ -0,0 +1,126 @@ +/************************************************************************** + +Copyright 2006 Stephane Marchesin +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 +on the rights to use, copy, modify, merge, publish, distribute, sub +license, 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 (including the next +paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL +ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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. + +**************************************************************************/ + +#include "nouveau_context.h" + +/* Common tri functions */ + +/* The fallbacks */ +void nouveau_fallback_tri(struct nouveau_context *nmesa, + nouveauVertex *v0, + nouveauVertex *v1, + nouveauVertex *v2) +{ + GLcontext *ctx = nmesa->glCtx; + SWvertex v[3]; + _swsetup_Translate(ctx, v0, &v[0]); + _swsetup_Translate(ctx, v1, &v[1]); + _swsetup_Translate(ctx, v2, &v[2]); + nouveauSpanRenderStart( ctx ); + _swrast_Triangle(ctx, &v[0], &v[1], &v[2]); + nouveauSpanRenderFinish( ctx ); +} + + +void nouveau_fallback_line(struct nouveau_context *nmesa, + nouveauVertex *v0, + nouveauVertex *v1) +{ + GLcontext *ctx = nmesa->glCtx; + SWvertex v[2]; + _swsetup_Translate(ctx, v0, &v[0]); + _swsetup_Translate(ctx, v1, &v[1]); + nouveauSpanRenderStart( ctx ); + _swrast_Line(ctx, &v[0], &v[1]); + nouveauSpanRenderFinish( ctx ); +} + + +void nouveau_fallback_point(struct nouveau_context *nmesa, + nouveauVertex *v0) +{ + GLcontext *ctx = nmesa->glCtx; + SWvertex v[1]; + _swsetup_Translate(ctx, v0, &v[0]); + nouveauSpanRenderStart( ctx ); + _swrast_Point(ctx, &v[0]); + nouveauSpanRenderFinish( ctx ); +} + + +void nouveauFallback(struct nouveau_context *nmesa, GLuint bit, GLboolean mode) +{ + GLcontext *ctx = nmesa->glCtx; + TNLcontext *tnl = TNL_CONTEXT(ctx); + GLuint oldfallback = nmesa->Fallback; + + if (mode) { + nmesa->Fallback |= bit; + if (oldfallback == 0) { + nv40FinishPrimitive(nmesa); + + _swsetup_Wakeup(ctx); + nmesa->renderIndex = ~0; + } + } + else { + nmesa->Fallback &= ~bit; + if (oldfallback == bit) { + _swrast_flush( ctx ); + + tnl->Driver.Render.Start = nouveauRenderStart; + tnl->Driver.Render.PrimitiveNotify = nouveauRenderPrimitive; + tnl->Driver.Render.Finish = nouveauRenderFinish; + + tnl->Driver.Render.BuildVertices = _tnl_build_vertices; + tnl->Driver.Render.CopyPV = _tnl_copy_pv; + tnl->Driver.Render.Interp = _tnl_interp; + tnl->Driver.Render.ResetLineStipple = nouveauResetLineStipple; + + _tnl_invalidate_vertex_state( ctx, ~0 ); + _tnl_invalidate_vertices( ctx, ~0 ); + _tnl_install_attrs( ctx, + nmesa->vertex_attrs, + nmesa->vertex_attr_count, + nmesa->ViewportMatrix.m, 0 ); + } + } +} + + +void nouveauRunPipeline( GLcontext *ctx ) +{ + struct nouveau_context *vmesa = NOUVEAU_CONTEXT(ctx); + + if (vmesa->newState) { + vmesa->newRenderState |= vmesa->newState; + nouveauValidateState( ctx ); + } + + _tnl_run_pipeline( ctx ); +} + + |