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authorIlia Mirkin <[email protected]>2015-08-03 02:13:33 -0400
committerIlia Mirkin <[email protected]>2015-08-15 14:05:37 -0400
commitb4ace13eeae7ec58262d8a3ec38adca63b6add76 (patch)
treead9ae8f0ad20c36f0461c8449d715aafefbb597e /src/gallium
parent868b66fce7a156efda840c00088f89f4ba6163c9 (diff)
freedreno/a4xx: add cube map array support
Signed-off-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/freedreno/a4xx/fd4_texture.c4
-rw-r--r--src/gallium/drivers/freedreno/freedreno_resource.c1
-rw-r--r--src/gallium/drivers/freedreno/freedreno_screen.c2
-rw-r--r--src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c11
4 files changed, 14 insertions, 4 deletions
diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_texture.c b/src/gallium/drivers/freedreno/a4xx/fd4_texture.c
index d2bc5fee6c0..213b29c9181 100644
--- a/src/gallium/drivers/freedreno/a4xx/fd4_texture.c
+++ b/src/gallium/drivers/freedreno/a4xx/fd4_texture.c
@@ -187,9 +187,9 @@ fd4_sampler_view_create(struct pipe_context *pctx, struct pipe_resource *prsc,
A4XX_TEX_CONST_3_LAYERSZ(rsc->layer_size);
break;
case PIPE_TEXTURE_CUBE:
- case PIPE_TEXTURE_CUBE_ARRAY: /* ?? not sure about _CUBE_ARRAY */
+ case PIPE_TEXTURE_CUBE_ARRAY:
so->texconst3 =
- A4XX_TEX_CONST_3_DEPTH(1) |
+ A4XX_TEX_CONST_3_DEPTH(prsc->array_size / 6) |
A4XX_TEX_CONST_3_LAYERSZ(rsc->layer_size);
break;
case PIPE_TEXTURE_3D:
diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c
index 709ad4eb55b..800aaa84f7c 100644
--- a/src/gallium/drivers/freedreno/freedreno_resource.c
+++ b/src/gallium/drivers/freedreno/freedreno_resource.c
@@ -459,7 +459,6 @@ fd_resource_create(struct pipe_screen *pscreen,
if (is_a4xx(fd_screen(pscreen))) {
switch (tmpl->target) {
case PIPE_TEXTURE_3D:
- /* TODO 3D_ARRAY? */
rsc->layer_first = false;
break;
default:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 0a206050e20..ef1a2e7f9d3 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -163,7 +163,6 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_TEXTURE_MULTISAMPLE:
case PIPE_CAP_TEXTURE_BARRIER:
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
- case PIPE_CAP_CUBE_MAP_ARRAY:
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
case PIPE_CAP_START_INSTANCE:
case PIPE_CAP_COMPUTE:
@@ -195,6 +194,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
return is_a3xx(screen);
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
+ case PIPE_CAP_CUBE_MAP_ARRAY:
return is_a4xx(screen);
case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
index 0ab33455ed1..13c395f3c74 100644
--- a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
@@ -1636,6 +1636,11 @@ emit_tex(struct ir3_compile *ctx, nir_tex_instr *tex)
coord[i] = ir3_SHL_B(b, coord[i], 0, lod, 0);
}
+ /* the array coord for cube arrays needs 0.5 added to it */
+ if (tex->sampler_dim == GLSL_SAMPLER_DIM_CUBE && tex->is_array &&
+ opc != OPC_ISAML)
+ coord[3] = ir3_ADD_F(b, coord[3], 0, create_immed(b, fui(0.5)), 0);
+
/*
* lay out the first argument in the proper order:
* - actual coordinates first
@@ -1759,6 +1764,12 @@ emit_tex_txs(struct ir3_compile *ctx, nir_tex_instr *tex)
tex_info(tex, &flags, &coords);
+ /* Actually we want the number of dimensions, not coordinates. This
+ * distinction only matters for cubes.
+ */
+ if (tex->sampler_dim == GLSL_SAMPLER_DIM_CUBE)
+ coords = 2;
+
dst = get_dst(ctx, &tex->dest, 4);
compile_assert(ctx, tex->num_srcs == 1);