From 7d5c57f8e9b35ce903737332c80b2f2a5fdaadde Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 9 Sep 2014 16:18:05 -0700 Subject: vc4: Add support for texture swizzles. Fixes depth-tex-modes. --- src/gallium/drivers/vc4/vc4_program.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c index 0252b995d74..b6284bb1a55 100644 --- a/src/gallium/drivers/vc4/vc4_program.c +++ b/src/gallium/drivers/vc4/vc4_program.c @@ -42,6 +42,7 @@ struct vc4_key { struct pipe_shader_state *shader_state; struct { enum pipe_format format; + uint8_t swizzle[4]; } tex[VC4_MAX_TEXTURE_SAMPLERS]; }; @@ -516,7 +517,9 @@ tgsi_to_qir_tex(struct vc4_compile *c, unpacked[i] = qir_R4_UNPACK(c, r4, i); } - const uint8_t *swiz = vc4_get_format_swizzle(format); + const uint8_t *format_swiz = vc4_get_format_swizzle(format); + uint8_t swiz[4]; + util_format_compose_swizzles(format_swiz, c->key->tex[unit].swizzle, swiz); for (int i = 0; i < 4; i++) { if (!(tgsi_inst->Dst[0].Register.WriteMask & (1 << i))) continue; @@ -1434,6 +1437,10 @@ vc4_setup_shared_key(struct vc4_key *key, struct vc4_texture_stateobj *texstate) if (sampler) { struct pipe_resource *prsc = sampler->texture; key->tex[i].format = prsc->format; + key->tex[i].swizzle[0] = sampler->swizzle_r; + key->tex[i].swizzle[1] = sampler->swizzle_g; + key->tex[i].swizzle[2] = sampler->swizzle_b; + key->tex[i].swizzle[3] = sampler->swizzle_a; } } } -- cgit v1.2.3