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-rw-r--r--src/mesa/state_tracker/st_cb_drawpixels.c6
-rw-r--r--src/mesa/state_tracker/st_cb_texture.c2
-rw-r--r--src/mesa/state_tracker/st_format.c29
-rw-r--r--src/mesa/state_tracker/st_format.h2
-rw-r--r--src/mesa/state_tracker/st_texture.c3
5 files changed, 29 insertions, 13 deletions
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index 9c05572d482..ec44a4359d1 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -1499,14 +1499,16 @@ st_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
if (type == GL_DEPTH) {
texFormat = st_choose_format(screen, GL_DEPTH_COMPONENT,
GL_NONE, GL_NONE, st->internal_target,
- sample_count, PIPE_BIND_DEPTH_STENCIL);
+ sample_count, PIPE_BIND_DEPTH_STENCIL,
+ FALSE);
assert(texFormat != PIPE_FORMAT_NONE);
}
else {
/* default color format */
texFormat = st_choose_format(screen, GL_RGBA,
GL_NONE, GL_NONE, st->internal_target,
- sample_count, PIPE_BIND_SAMPLER_VIEW);
+ sample_count, PIPE_BIND_SAMPLER_VIEW,
+ FALSE);
assert(texFormat != PIPE_FORMAT_NONE);
}
}
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 3cea2df07d9..80a440d18eb 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -597,7 +597,7 @@ decompress_with_blit(struct gl_context * ctx,
/* Find the best match for the format+type combo. */
pipe_format = st_choose_format(pipe->screen, GL_RGBA8, format, type,
- pipe_target, 0, bind);
+ pipe_target, 0, bind, FALSE);
if (pipe_format == PIPE_FORMAT_NONE) {
/* unable to get an rgba format!?! */
_mesa_problem(ctx, "%s: cannot find a supported format", __func__);
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index 7ef063953c3..15fe0556de7 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -1398,18 +1398,25 @@ static const struct format_mapping format_map[] = {
/**
* Return first supported format from the given list.
+ * \param allow_dxt indicates whether it's OK to return a DXT format.
*/
static enum pipe_format
find_supported_format(struct pipe_screen *screen,
const enum pipe_format formats[],
enum pipe_texture_target target,
unsigned sample_count,
- unsigned tex_usage)
+ unsigned tex_usage,
+ boolean allow_dxt)
{
uint i;
for (i = 0; formats[i]; i++) {
if (screen->is_format_supported(screen, formats[i], target,
sample_count, tex_usage)) {
+ if (!allow_dxt && util_format_is_s3tc(formats[i])) {
+ /* we can't return a dxt format, continue searching */
+ continue;
+ }
+
return formats[i];
}
}
@@ -1514,12 +1521,16 @@ find_exact_format(GLint internalFormat, GLenum format, GLenum type)
* \param internalFormat the user value passed to glTexImage2D
* \param target one of PIPE_TEXTURE_x
* \param bindings bitmask of PIPE_BIND_x flags.
+ * \param allow_dxt indicates whether it's OK to return a DXT format. This
+ * only matters when internalFormat names a generic or
+ * specific compressed format. And that should only happen
+ * when we're getting called from gl[Copy]TexImage().
*/
enum pipe_format
st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
GLenum format, GLenum type,
enum pipe_texture_target target, unsigned sample_count,
- unsigned bindings)
+ unsigned bindings, boolean allow_dxt)
{
GET_CURRENT_CONTEXT(ctx); /* XXX this should be a function parameter */
int i, j;
@@ -1547,7 +1558,8 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
* which is supported by the driver.
*/
return find_supported_format(screen, mapping->pipeFormats,
- target, sample_count, bindings);
+ target, sample_count, bindings,
+ allow_dxt);
}
}
}
@@ -1569,8 +1581,8 @@ st_choose_renderbuffer_format(struct pipe_screen *screen,
usage = PIPE_BIND_DEPTH_STENCIL;
else
usage = PIPE_BIND_RENDER_TARGET;
- return st_choose_format(screen, internalFormat, GL_NONE, GL_NONE, PIPE_TEXTURE_2D,
- sample_count, usage);
+ return st_choose_format(screen, internalFormat, GL_NONE, GL_NONE,
+ PIPE_TEXTURE_2D, sample_count, usage, FALSE);
}
@@ -1597,12 +1609,13 @@ st_ChooseTextureFormat_renderable(struct gl_context *ctx, GLint internalFormat,
}
pFormat = st_choose_format(screen, internalFormat, format, type,
- PIPE_TEXTURE_2D, 0, bindings);
+ PIPE_TEXTURE_2D, 0, bindings, ctx->Mesa_DXTn);
if (pFormat == PIPE_FORMAT_NONE) {
/* try choosing format again, this time without render target bindings */
pFormat = st_choose_format(screen, internalFormat, format, type,
- PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW);
+ PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW,
+ ctx->Mesa_DXTn);
}
if (pFormat == PIPE_FORMAT_NONE) {
@@ -1661,7 +1674,7 @@ st_QuerySamplesForFormat(struct gl_context *ctx, GLenum internalFormat,
/* Set sample counts in descending order. */
for (i = 16; i > 1; i--) {
format = st_choose_format(screen, internalFormat, GL_NONE, GL_NONE,
- PIPE_TEXTURE_2D, i, bind);
+ PIPE_TEXTURE_2D, i, bind, FALSE);
if (format != PIPE_FORMAT_NONE) {
samples[num_sample_counts++] = i;
diff --git a/src/mesa/state_tracker/st_format.h b/src/mesa/state_tracker/st_format.h
index cb6e5bc9687..eac3cfb3376 100644
--- a/src/mesa/state_tracker/st_format.h
+++ b/src/mesa/state_tracker/st_format.h
@@ -51,7 +51,7 @@ extern enum pipe_format
st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
GLenum format, GLenum type,
enum pipe_texture_target target, unsigned sample_count,
- unsigned bindings);
+ unsigned bindings, boolean allow_dxt);
extern enum pipe_format
st_choose_renderbuffer_format(struct pipe_screen *screen,
diff --git a/src/mesa/state_tracker/st_texture.c b/src/mesa/state_tracker/st_texture.c
index ee4d7622d27..584eaa9817a 100644
--- a/src/mesa/state_tracker/st_texture.c
+++ b/src/mesa/state_tracker/st_texture.c
@@ -398,7 +398,8 @@ st_create_color_map_texture(struct gl_context *ctx)
/* find an RGBA texture format */
format = st_choose_format(pipe->screen, GL_RGBA, GL_NONE, GL_NONE,
- PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW);
+ PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW,
+ FALSE);
/* create texture for color map/table */
pt = st_texture_create(st, PIPE_TEXTURE_2D, format, 0,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 14:30:31 +0000