gallium: add TGSI_SEMANTIC_TEXCOORD,PCOORD v3
This makes it possible to identify gl_TexCoord and gl_PointCoord for drivers where sprite coordinate replacement is restricted. The new PIPE_CAP_TGSI_TEXCOORD decides whether these varyings should be hidden behind the GENERIC semantic or not. With this patch only nvc0 and nv30 will request that they be used. v2: introduce a CAP so other drivers don't have to bother with the new semantic v3: adapt to introduction gl_varying_slot enum
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- src/gallium/auxiliary/draw/draw_pipe_wide_point.c 28 additions, 18 deletionssrc/gallium/auxiliary/draw/draw_pipe_wide_point.c
- src/gallium/auxiliary/tgsi/tgsi_dump.c 1 addition, 0 deletionssrc/gallium/auxiliary/tgsi/tgsi_dump.c
- src/gallium/auxiliary/tgsi/tgsi_strings.c 3 additions, 1 deletionsrc/gallium/auxiliary/tgsi/tgsi_strings.c
- src/gallium/docs/source/cso/rasterizer.rst 5 additions, 0 deletionssrc/gallium/docs/source/cso/rasterizer.rst
- src/gallium/docs/source/screen.rst 8 additions, 0 deletionssrc/gallium/docs/source/screen.rst
- src/gallium/docs/source/tgsi.rst 29 additions, 0 deletionssrc/gallium/docs/source/tgsi.rst
- src/gallium/drivers/freedreno/freedreno_screen.c 2 additions, 0 deletionssrc/gallium/drivers/freedreno/freedreno_screen.c
- src/gallium/drivers/i915/i915_screen.c 2 additions, 0 deletionssrc/gallium/drivers/i915/i915_screen.c
- src/gallium/drivers/llvmpipe/lp_screen.c 1 addition, 0 deletionssrc/gallium/drivers/llvmpipe/lp_screen.c
- src/gallium/drivers/nv30/nv30_screen.c 1 addition, 0 deletionssrc/gallium/drivers/nv30/nv30_screen.c
- src/gallium/drivers/nv30/nvfx_fragprog.c 23 additions, 19 deletionssrc/gallium/drivers/nv30/nvfx_fragprog.c
- src/gallium/drivers/nv30/nvfx_vertprog.c 6 additions, 1 deletionsrc/gallium/drivers/nv30/nvfx_vertprog.c
- src/gallium/drivers/nv50/codegen/nv50_ir_driver.h 0 additions, 2 deletionssrc/gallium/drivers/nv50/codegen/nv50_ir_driver.h
- src/gallium/drivers/nv50/nv50_screen.c 1 addition, 0 deletionssrc/gallium/drivers/nv50/nv50_screen.c
- src/gallium/drivers/nv50/nv50_surface.c 2 additions, 3 deletionssrc/gallium/drivers/nv50/nv50_surface.c
- src/gallium/drivers/nvc0/nvc0_program.c 3 additions, 34 deletionssrc/gallium/drivers/nvc0/nvc0_program.c
- src/gallium/drivers/nvc0/nvc0_screen.c 1 addition, 0 deletionssrc/gallium/drivers/nvc0/nvc0_screen.c
- src/gallium/drivers/r300/r300_screen.c 2 additions, 0 deletionssrc/gallium/drivers/r300/r300_screen.c
- src/gallium/drivers/r600/r600_pipe.c 2 additions, 0 deletionssrc/gallium/drivers/r600/r600_pipe.c
- src/gallium/drivers/radeonsi/radeonsi_pipe.c 2 additions, 0 deletionssrc/gallium/drivers/radeonsi/radeonsi_pipe.c
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