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freedreno/a3xx: shadow sampler support

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Signed-off-by: Rob Clark <robclark@freedesktop.org>
This commit is contained in:
Rob Clark
2014-05-19 17:56:11 -04:00
parent 08b9180819
commit 52381a7ffb
2 changed files with 46 additions and 3 deletions
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src/gallium/drivers/freedreno/a3xx/fd3_compiler.c
+43 -3
View File
@@ -1092,26 +1092,51 @@ get_tex_info(struct fd3_compile_context *ctx,
.src_wrmask = TGSI_WRITEMASK_XY,
.flags = 0,
};
static const struct tex_info tex1ds = {
.order = { 0, -1, 2, -1 }, /* coord.xz */
.src_wrmask = TGSI_WRITEMASK_XYZ,
.flags = IR3_INSTR_S,
};
static const struct tex_info tex2d = {
.order = { 0, 1, -1, -1 }, /* coord.xy */
.src_wrmask = TGSI_WRITEMASK_XY,
.flags = 0,
};
static const struct tex_info tex2ds = {
.order = { 0, 1, 2, -1 }, /* coord.xyz */
.src_wrmask = TGSI_WRITEMASK_XYZ,
.flags = IR3_INSTR_S,
};
static const struct tex_info tex3d = {
.order = { 0, 1, 2, -1 }, /* coord.xyz */
.src_wrmask = TGSI_WRITEMASK_XYZ,
.flags = IR3_INSTR_3D,
};
static const struct tex_info tex3ds = {
.order = { 0, 1, 2, 3 }, /* coord.xyzw */
.src_wrmask = TGSI_WRITEMASK_XYZW,
.flags = IR3_INSTR_S | IR3_INSTR_3D,
};
static const struct tex_info txp1d = {
.order = { 0, -1, 3, -1 }, /* coord.xw */
.src_wrmask = TGSI_WRITEMASK_XYZ,
.flags = IR3_INSTR_P,
};
static const struct tex_info txp1ds = {
.order = { 0, -1, 2, 3 }, /* coord.xzw */
.src_wrmask = TGSI_WRITEMASK_XYZW,
.flags = IR3_INSTR_P | IR3_INSTR_S,
};
static const struct tex_info txp2d = {
.order = { 0, 1, 3, -1 }, /* coord.xyw */
.src_wrmask = TGSI_WRITEMASK_XYZ,
.flags = IR3_INSTR_P,
};
static const struct tex_info txp2ds = {
.order = { 0, 1, 2, 3 }, /* coord.xyzw */
.src_wrmask = TGSI_WRITEMASK_XYZW,
.flags = IR3_INSTR_P | IR3_INSTR_S,
};
static const struct tex_info txp3d = {
.order = { 0, 1, 2, 3 }, /* coord.xyzw */
.src_wrmask = TGSI_WRITEMASK_XYZW,
@@ -1125,12 +1150,19 @@ get_tex_info(struct fd3_compile_context *ctx,
switch (tex) {
case TGSI_TEXTURE_1D:
return &tex1d;
case TGSI_TEXTURE_SHADOW1D:
return &tex1ds;
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_RECT:
return &tex2d;
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOWRECT:
return &tex2ds;
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
return &tex3d;
case TGSI_TEXTURE_SHADOWCUBE:
return &tex3ds;
default:
compile_error(ctx, "unknown texture type: %s\n",
tgsi_texture_names[tex]);
@@ -1141,9 +1173,14 @@ get_tex_info(struct fd3_compile_context *ctx,
switch (tex) {
case TGSI_TEXTURE_1D:
return &txp1d;
case TGSI_TEXTURE_SHADOW1D:
return &txp1ds;
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_RECT:
return &txp2d;
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOWRECT:
return &txp2ds;
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
return &txp3d;
@@ -1174,7 +1211,7 @@ get_tex_coord(struct fd3_compile_context *ctx,
needs_mov = true;
/* 1D textures we fix up w/ 0.0 as 2nd coord: */
if (tex == TGSI_TEXTURE_1D)
if ((tex == TGSI_TEXTURE_1D) || (tex == TGSI_TEXTURE_SHADOW1D))
needs_mov = true;
/* The texture sample instructions need to coord in successive
@@ -1197,7 +1234,9 @@ get_tex_coord(struct fd3_compile_context *ctx,
/* need to move things around: */
tmp_src = get_internal_temp(ctx, &tmp_dst);
for (j = 0; (j < 4) && (tinf->order[j] >= 0); j++) {
for (j = 0; j < 4; j++) {
if (tinf->order[j] < 0)
continue;
instr = instr_create(ctx, 1, 0); /* mov */
instr->cat1.src_type = type_mov;
instr->cat1.dst_type = type_mov;
@@ -1207,7 +1246,8 @@ get_tex_coord(struct fd3_compile_context *ctx,
}
/* fix up .y coord: */
if (tex == TGSI_TEXTURE_1D) {
if ((tex == TGSI_TEXTURE_1D) ||
(tex == TGSI_TEXTURE_SHADOW1D)) {
instr = instr_create(ctx, 1, 0); /* mov */
instr->cat1.src_type = type_mov;
instr->cat1.dst_type = type_mov;
src/gallium/drivers/freedreno/a3xx/fd3_texture.c
+3
View File
@@ -100,6 +100,9 @@ fd3_sampler_state_create(struct pipe_context *pctx,
A3XX_TEX_SAMP_0_WRAP_T(tex_clamp(cso->wrap_t)) |
A3XX_TEX_SAMP_0_WRAP_R(tex_clamp(cso->wrap_r));
if (cso->compare_mode)
so->texsamp0 |= A3XX_TEX_SAMP_0_COMPARE_FUNC(cso->compare_func); /* maps 1:1 */
if (cso->min_mip_filter != PIPE_TEX_MIPFILTER_NONE) {
so->texsamp1 =
A3XX_TEX_SAMP_1_MIN_LOD(cso->min_lod) |