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nvfx: add support for ARB_half_float_vertex

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This commit is contained in:
Luca Barbieri 2010-01-18 17:38:29 +01:00
parent d5dcd4ee35
commit 44ef1577be
2 changed files with 11 additions and 0 deletions
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1
src/gallium/drivers/nouveau/nouveau_class.h
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@ -6183,6 +6183,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define NV34TCL_VTXFMT_TYPE_SHIFT 0
#define NV34TCL_VTXFMT_TYPE_MASK 0x0000000f
#define NV34TCL_VTXFMT_TYPE_FLOAT 0x00000002
#define NV34TCL_VTXFMT_TYPE_HALF 0x00000003
#define NV34TCL_VTXFMT_TYPE_UBYTE 0x00000004
#define NV34TCL_VTXFMT_TYPE_USHORT 0x00000005
#define NV34TCL_VTXFMT_SIZE_SHIFT 4

10
src/gallium/drivers/nvfx/nvfx_vbo.c
View file

@ -21,6 +21,12 @@ nvfx_vbo_format_to_hw(enum pipe_format pipe, unsigned *fmt, unsigned *ncomp)
case PIPE_FORMAT_R32G32B32A32_FLOAT:
*fmt = NV34TCL_VTXFMT_TYPE_FLOAT;
break;
case PIPE_FORMAT_R16_FLOAT:
case PIPE_FORMAT_R16G16_FLOAT:
case PIPE_FORMAT_R16G16B16_FLOAT:
case PIPE_FORMAT_R16G16B16A16_FLOAT:
*fmt = NV34TCL_VTXFMT_TYPE_HALF;
break;
case PIPE_FORMAT_R8_UNORM:
case PIPE_FORMAT_R8G8_UNORM:
case PIPE_FORMAT_R8G8B8_UNORM:
@ -41,21 +47,25 @@ nvfx_vbo_format_to_hw(enum pipe_format pipe, unsigned *fmt, unsigned *ncomp)
switch (pipe) {
case PIPE_FORMAT_R8_UNORM:
case PIPE_FORMAT_R32_FLOAT:
case PIPE_FORMAT_R16_FLOAT:
case PIPE_FORMAT_R16_SSCALED:
*ncomp = 1;
break;
case PIPE_FORMAT_R8G8_UNORM:
case PIPE_FORMAT_R32G32_FLOAT:
case PIPE_FORMAT_R16G16_FLOAT:
case PIPE_FORMAT_R16G16_SSCALED:
*ncomp = 2;
break;
case PIPE_FORMAT_R8G8B8_UNORM:
case PIPE_FORMAT_R32G32B32_FLOAT:
case PIPE_FORMAT_R16G16B16_FLOAT:
case PIPE_FORMAT_R16G16B16_SSCALED:
*ncomp = 3;
break;
case PIPE_FORMAT_R8G8B8A8_UNORM:
case PIPE_FORMAT_R32G32B32A32_FLOAT:
case PIPE_FORMAT_R16G16B16A16_FLOAT:
case PIPE_FORMAT_R16G16B16A16_SSCALED:
*ncomp = 4;
break;