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nvc0: enable EXT_texture_shadow_lod

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This passes all the CTS tests for this extension.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4014>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4014>
This commit is contained in:
Ilia Mirkin 2020-03-01 22:08:20 -05:00
parent 11a06dfd4b
commit bdf20d324b
2 changed files with 10 additions and 4 deletions
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12
src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
View file

@ -2315,9 +2315,15 @@ Converter::handleTEX(Value *dst[4], int R, int S, int L, int C, int Dx, int Dy)
if (C == 0x0f)
C = 0x00 | MAX2(tgt.getArgCount(), 2); // guess DC src
if (tgsi.getOpcode() == TGSI_OPCODE_TG4 &&
tgt == TEX_TARGET_CUBE_ARRAY_SHADOW)
shd = fetchSrc(1, 0);
if (tgt == TEX_TARGET_CUBE_ARRAY_SHADOW) {
switch (tgsi.getOpcode()) {
case TGSI_OPCODE_TG4: shd = fetchSrc(1, 0); break;
case TGSI_OPCODE_TEX2: shd = fetchSrc(1, 0); break;
case TGSI_OPCODE_TXB2: shd = fetchSrc(1, 1); break;
case TGSI_OPCODE_TXL2: shd = fetchSrc(1, 1); break;
default: assert(!"unexpected opcode with cube array shadow"); break;
}
}
else if (tgt.isShadow())
shd = fetchSrc(C >> 4, C & 3);

2
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
View file

@ -292,6 +292,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_POINT_SIZE_FIXED:
case PIPE_CAP_TWO_SIDED_COLOR:
case PIPE_CAP_CLIP_PLANES:
case PIPE_CAP_TEXTURE_SHADOW_LOD:
return 1;
case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
return nouveau_screen(pscreen)->vram_domain & NOUVEAU_BO_VRAM ? 1 : 0;
@ -382,7 +383,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_FRONTEND_NOOP:
case PIPE_CAP_GL_SPIRV:
case PIPE_CAP_SHADER_SAMPLES_IDENTICAL:
case PIPE_CAP_TEXTURE_SHADOW_LOD: /* should be possible */
return 0;
case PIPE_CAP_VENDOR_ID: