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path: root/src/gallium/drivers/softpipe/sp_tex_sample.c
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Diffstat (limited to 'src/gallium/drivers/softpipe/sp_tex_sample.c')
-rw-r--r--src/gallium/drivers/softpipe/sp_tex_sample.c172
1 files changed, 130 insertions, 42 deletions
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c
index 2eac4c7a82..cbc40d4b44 100644
--- a/src/gallium/drivers/softpipe/sp_tex_sample.c
+++ b/src/gallium/drivers/softpipe/sp_tex_sample.c
@@ -545,7 +545,7 @@ wrap_linear_unorm_clamp_to_edge(const float s[4], unsigned size,
* derivatives w.r.t X and Y, then compute lambda (level of detail).
*/
static float
-compute_lambda_1d(const struct sp_sampler_varient *samp,
+compute_lambda_1d(const struct sp_sampler_variant *samp,
const float s[QUAD_SIZE],
const float t[QUAD_SIZE],
const float p[QUAD_SIZE])
@@ -560,7 +560,7 @@ compute_lambda_1d(const struct sp_sampler_varient *samp,
static float
-compute_lambda_2d(const struct sp_sampler_varient *samp,
+compute_lambda_2d(const struct sp_sampler_variant *samp,
const float s[QUAD_SIZE],
const float t[QUAD_SIZE],
const float p[QUAD_SIZE])
@@ -579,7 +579,7 @@ compute_lambda_2d(const struct sp_sampler_varient *samp,
static float
-compute_lambda_3d(const struct sp_sampler_varient *samp,
+compute_lambda_3d(const struct sp_sampler_variant *samp,
const float s[QUAD_SIZE],
const float t[QUAD_SIZE],
const float p[QUAD_SIZE])
@@ -608,7 +608,7 @@ compute_lambda_3d(const struct sp_sampler_varient *samp,
* Since there aren't derivatives to use, just return 0.
*/
static float
-compute_lambda_vert(const struct sp_sampler_varient *samp,
+compute_lambda_vert(const struct sp_sampler_variant *samp,
const float s[QUAD_SIZE],
const float t[QUAD_SIZE],
const float p[QUAD_SIZE])
@@ -634,7 +634,7 @@ compute_lambda_vert(const struct sp_sampler_varient *samp,
static INLINE const float *
-get_texel_2d_no_border(const struct sp_sampler_varient *samp,
+get_texel_2d_no_border(const struct sp_sampler_variant *samp,
union tex_tile_address addr, int x, int y)
{
const struct softpipe_tex_cached_tile *tile;
@@ -651,7 +651,7 @@ get_texel_2d_no_border(const struct sp_sampler_varient *samp,
static INLINE const float *
-get_texel_2d(const struct sp_sampler_varient *samp,
+get_texel_2d(const struct sp_sampler_variant *samp,
union tex_tile_address addr, int x, int y)
{
const struct pipe_resource *texture = samp->texture;
@@ -659,8 +659,7 @@ get_texel_2d(const struct sp_sampler_varient *samp,
if (x < 0 || x >= (int) u_minify(texture->width0, level) ||
y < 0 || y >= (int) u_minify(texture->height0, level)) {
- return sp_tex_tile_cache_border_color(samp->cache,
- samp->sampler->border_color);
+ return samp->sampler->border_color;
}
else {
return get_texel_2d_no_border( samp, addr, x, y );
@@ -671,7 +670,7 @@ get_texel_2d(const struct sp_sampler_varient *samp,
/* Gather a quad of adjacent texels within a tile:
*/
static INLINE void
-get_texel_quad_2d_no_border_single_tile(const struct sp_sampler_varient *samp,
+get_texel_quad_2d_no_border_single_tile(const struct sp_sampler_variant *samp,
union tex_tile_address addr,
unsigned x, unsigned y,
const float *out[4])
@@ -695,7 +694,7 @@ get_texel_quad_2d_no_border_single_tile(const struct sp_sampler_varient *samp,
/* Gather a quad of potentially non-adjacent texels:
*/
static INLINE void
-get_texel_quad_2d_no_border(const struct sp_sampler_varient *samp,
+get_texel_quad_2d_no_border(const struct sp_sampler_variant *samp,
union tex_tile_address addr,
int x0, int y0,
int x1, int y1,
@@ -710,7 +709,7 @@ get_texel_quad_2d_no_border(const struct sp_sampler_varient *samp,
/* Can involve a lot of unnecessary checks for border color:
*/
static INLINE void
-get_texel_quad_2d(const struct sp_sampler_varient *samp,
+get_texel_quad_2d(const struct sp_sampler_variant *samp,
union tex_tile_address addr,
int x0, int y0,
int x1, int y1,
@@ -724,10 +723,10 @@ get_texel_quad_2d(const struct sp_sampler_varient *samp,
-/* 3d varients:
+/* 3d variants:
*/
static INLINE const float *
-get_texel_3d_no_border(const struct sp_sampler_varient *samp,
+get_texel_3d_no_border(const struct sp_sampler_variant *samp,
union tex_tile_address addr, int x, int y, int z)
{
const struct softpipe_tex_cached_tile *tile;
@@ -745,7 +744,7 @@ get_texel_3d_no_border(const struct sp_sampler_varient *samp,
static INLINE const float *
-get_texel_3d(const struct sp_sampler_varient *samp,
+get_texel_3d(const struct sp_sampler_variant *samp,
union tex_tile_address addr, int x, int y, int z)
{
const struct pipe_resource *texture = samp->texture;
@@ -754,8 +753,7 @@ get_texel_3d(const struct sp_sampler_varient *samp,
if (x < 0 || x >= (int) u_minify(texture->width0, level) ||
y < 0 || y >= (int) u_minify(texture->height0, level) ||
z < 0 || z >= (int) u_minify(texture->depth0, level)) {
- return sp_tex_tile_cache_border_color(samp->cache,
- samp->sampler->border_color);
+ return samp->sampler->border_color;
}
else {
return get_texel_3d_no_border( samp, addr, x, y, z );
@@ -800,7 +798,7 @@ img_filter_2d_linear_repeat_POT(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
unsigned j;
unsigned level = samp->level;
unsigned xpot = pot_level_size(samp->xpot, level);
@@ -863,7 +861,7 @@ img_filter_2d_nearest_repeat_POT(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
unsigned j;
unsigned level = samp->level;
unsigned xpot = pot_level_size(samp->xpot, level);
@@ -907,7 +905,7 @@ img_filter_2d_nearest_clamp_POT(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
unsigned j;
unsigned level = samp->level;
unsigned xpot = pot_level_size(samp->xpot, level);
@@ -960,7 +958,7 @@ img_filter_1d_nearest(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
unsigned level0, j;
int width;
@@ -1000,7 +998,7 @@ img_filter_2d_nearest(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
unsigned level0, j;
int width, height;
@@ -1052,7 +1050,7 @@ img_filter_cube_nearest(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
const unsigned *faces = samp->faces; /* zero when not cube-mapping */
unsigned level0, j;
@@ -1096,7 +1094,7 @@ img_filter_3d_nearest(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
unsigned level0, j;
int width, height, depth;
@@ -1138,7 +1136,7 @@ img_filter_1d_linear(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
unsigned level0, j;
int width;
@@ -1178,7 +1176,7 @@ img_filter_2d_linear(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
unsigned level0, j;
int width, height;
@@ -1225,7 +1223,7 @@ img_filter_cube_linear(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
const unsigned *faces = samp->faces; /* zero when not cube-mapping */
unsigned level0, j;
@@ -1274,7 +1272,7 @@ img_filter_3d_linear(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- const struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ const struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
unsigned level0, j;
int width, height, depth;
@@ -1350,7 +1348,7 @@ mip_filter_linear(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
int level0;
float lambda;
@@ -1417,7 +1415,7 @@ mip_filter_nearest(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
float lambda;
float lod[QUAD_SIZE];
@@ -1460,7 +1458,7 @@ mip_filter_none(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
float lambda;
float lod[QUAD_SIZE];
@@ -1501,7 +1499,7 @@ mip_filter_linear_2d_linear_repeat_POT(
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_resource *texture = samp->texture;
int level0;
float lambda;
@@ -1569,7 +1567,7 @@ sample_compare(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
const struct pipe_sampler_state *sampler = samp->sampler;
int j, k0, k1, k2, k3;
float val;
@@ -1656,7 +1654,7 @@ sample_cube(struct tgsi_sampler *tgsi_sampler,
enum tgsi_sampler_control control,
float rgba[NUM_CHANNELS][QUAD_SIZE])
{
- struct sp_sampler_varient *samp = sp_sampler_varient(tgsi_sampler);
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
unsigned j;
float ssss[4], tttt[4];
@@ -1731,6 +1729,86 @@ sample_cube(struct tgsi_sampler *tgsi_sampler,
}
+static void
+sample_swizzle(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ const float c0[QUAD_SIZE],
+ enum tgsi_sampler_control control,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ struct sp_sampler_variant *samp = sp_sampler_variant(tgsi_sampler);
+ float rgba_temp[NUM_CHANNELS][QUAD_SIZE];
+ const unsigned swizzle_r = samp->key.bits.swizzle_r;
+ const unsigned swizzle_g = samp->key.bits.swizzle_g;
+ const unsigned swizzle_b = samp->key.bits.swizzle_b;
+ const unsigned swizzle_a = samp->key.bits.swizzle_a;
+ unsigned j;
+
+ samp->sample_target(tgsi_sampler, s, t, p, c0, control, rgba_temp);
+
+ switch (swizzle_r) {
+ case PIPE_SWIZZLE_ZERO:
+ for (j = 0; j < 4; j++)
+ rgba[0][j] = 0.0f;
+ break;
+ case PIPE_SWIZZLE_ONE:
+ for (j = 0; j < 4; j++)
+ rgba[0][j] = 1.0f;
+ break;
+ default:
+ assert(swizzle_r < 4);
+ for (j = 0; j < 4; j++)
+ rgba[0][j] = rgba_temp[swizzle_r][j];
+ }
+
+ switch (swizzle_g) {
+ case PIPE_SWIZZLE_ZERO:
+ for (j = 0; j < 4; j++)
+ rgba[1][j] = 0.0f;
+ break;
+ case PIPE_SWIZZLE_ONE:
+ for (j = 0; j < 4; j++)
+ rgba[1][j] = 1.0f;
+ break;
+ default:
+ assert(swizzle_g < 4);
+ for (j = 0; j < 4; j++)
+ rgba[1][j] = rgba_temp[swizzle_g][j];
+ }
+
+ switch (swizzle_b) {
+ case PIPE_SWIZZLE_ZERO:
+ for (j = 0; j < 4; j++)
+ rgba[2][j] = 0.0f;
+ break;
+ case PIPE_SWIZZLE_ONE:
+ for (j = 0; j < 4; j++)
+ rgba[2][j] = 1.0f;
+ break;
+ default:
+ assert(swizzle_b < 4);
+ for (j = 0; j < 4; j++)
+ rgba[2][j] = rgba_temp[swizzle_b][j];
+ }
+
+ switch (swizzle_a) {
+ case PIPE_SWIZZLE_ZERO:
+ for (j = 0; j < 4; j++)
+ rgba[3][j] = 0.0f;
+ break;
+ case PIPE_SWIZZLE_ONE:
+ for (j = 0; j < 4; j++)
+ rgba[3][j] = 1.0f;
+ break;
+ default:
+ assert(swizzle_a < 4);
+ for (j = 0; j < 4; j++)
+ rgba[3][j] = rgba_temp[swizzle_a][j];
+ }
+}
+
static wrap_nearest_func
get_nearest_unorm_wrap(unsigned mode)
@@ -1909,10 +1987,10 @@ get_img_filter(const union sp_sampler_key key,
/**
- * Bind the given texture object and texture cache to the sampler varient.
+ * Bind the given texture object and texture cache to the sampler variant.
*/
void
-sp_sampler_varient_bind_texture( struct sp_sampler_varient *samp,
+sp_sampler_variant_bind_texture( struct sp_sampler_variant *samp,
struct softpipe_tex_tile_cache *tex_cache,
const struct pipe_resource *texture )
{
@@ -1927,20 +2005,20 @@ sp_sampler_varient_bind_texture( struct sp_sampler_varient *samp,
void
-sp_sampler_varient_destroy( struct sp_sampler_varient *samp )
+sp_sampler_variant_destroy( struct sp_sampler_variant *samp )
{
FREE(samp);
}
/**
- * Create a sampler varient for a given set of non-orthogonal state.
+ * Create a sampler variant for a given set of non-orthogonal state.
*/
-struct sp_sampler_varient *
-sp_create_sampler_varient( const struct pipe_sampler_state *sampler,
+struct sp_sampler_variant *
+sp_create_sampler_variant( const struct pipe_sampler_state *sampler,
const union sp_sampler_key key )
{
- struct sp_sampler_varient *samp = CALLOC_STRUCT(sp_sampler_varient);
+ struct sp_sampler_variant *samp = CALLOC_STRUCT(sp_sampler_variant);
if (!samp)
return NULL;
@@ -2015,7 +2093,7 @@ sp_create_sampler_varient( const struct pipe_sampler_state *sampler,
}
if (key.bits.target == PIPE_TEXTURE_CUBE) {
- samp->base.get_samples = sample_cube;
+ samp->sample_target = sample_cube;
}
else {
samp->faces[0] = 0;
@@ -2026,7 +2104,17 @@ sp_create_sampler_varient( const struct pipe_sampler_state *sampler,
/* Skip cube face determination by promoting the compare
* function pointer:
*/
- samp->base.get_samples = samp->compare;
+ samp->sample_target = samp->compare;
+ }
+
+ if (key.bits.swizzle_r != PIPE_SWIZZLE_RED ||
+ key.bits.swizzle_g != PIPE_SWIZZLE_GREEN ||
+ key.bits.swizzle_b != PIPE_SWIZZLE_BLUE ||
+ key.bits.swizzle_a != PIPE_SWIZZLE_ALPHA) {
+ samp->base.get_samples = sample_swizzle;
+ }
+ else {
+ samp->base.get_samples = samp->sample_target;
}
return samp;
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 12:56:05 +0000