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Diffstat (limited to 'src/mesa/state_tracker/st_format.c')
-rw-r--r--src/mesa/state_tracker/st_format.c114
1 files changed, 68 insertions, 46 deletions
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index d2bc0dc8ba..3ffc2aee2a 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -41,42 +41,34 @@
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
+#include "util/u_format.h"
#include "st_context.h"
#include "st_format.h"
-static GLuint
-format_bits(
- pipe_format_rgbazs_t info,
- GLuint comp )
-{
- return pf_get_component_bits( (enum pipe_format) info, comp );
-}
static GLuint
-format_max_bits(
- pipe_format_rgbazs_t info )
+format_max_bits(enum pipe_format format)
{
- GLuint size = format_bits( info, PIPE_FORMAT_COMP_R );
+ GLuint size = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0);
- size = MAX2( size, format_bits( info, PIPE_FORMAT_COMP_G ) );
- size = MAX2( size, format_bits( info, PIPE_FORMAT_COMP_B ) );
- size = MAX2( size, format_bits( info, PIPE_FORMAT_COMP_A ) );
- size = MAX2( size, format_bits( info, PIPE_FORMAT_COMP_Z ) );
- size = MAX2( size, format_bits( info, PIPE_FORMAT_COMP_S ) );
+ size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 1));
+ size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 2));
+ size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 3));
+ size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 0));
+ size = MAX2(size, util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 1));
return size;
}
static GLuint
-format_size(
- pipe_format_rgbazs_t info )
+format_size(enum pipe_format format)
{
return
- format_bits( info, PIPE_FORMAT_COMP_R ) +
- format_bits( info, PIPE_FORMAT_COMP_G ) +
- format_bits( info, PIPE_FORMAT_COMP_B ) +
- format_bits( info, PIPE_FORMAT_COMP_A ) +
- format_bits( info, PIPE_FORMAT_COMP_Z ) +
- format_bits( info, PIPE_FORMAT_COMP_S );
+ util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0) +
+ util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 1) +
+ util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 2) +
+ util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 3) +
+ util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 0) +
+ util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 1);
}
/*
@@ -85,11 +77,13 @@ format_size(
GLboolean
st_get_format_info(enum pipe_format format, struct pipe_format_info *pinfo)
{
- if (pf_layout(format) == PIPE_FORMAT_LAYOUT_RGBAZS) {
- pipe_format_rgbazs_t info;
+ const struct util_format_description *desc;
- info = format;
+ desc = util_format_description(format);
+ assert(desc);
+ if (desc->layout == UTIL_FORMAT_LAYOUT_ARITH ||
+ desc->layout == UTIL_FORMAT_LAYOUT_ARRAY) {
#if 0
printf("%s\n", pf_name( format ) );
#endif
@@ -103,22 +97,22 @@ st_get_format_info(enum pipe_format format, struct pipe_format_info *pinfo)
pinfo->datatype = GL_UNSIGNED_INT_24_8;
}
else {
- const GLuint size = format_max_bits( info );
+ const GLuint size = format_max_bits(format);
if (size == 8) {
- if (pf_type(info) == PIPE_FORMAT_TYPE_UNORM)
+ if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED)
pinfo->datatype = GL_UNSIGNED_BYTE;
else
pinfo->datatype = GL_BYTE;
}
else if (size == 16) {
- if (pf_type(info) == PIPE_FORMAT_TYPE_UNORM)
+ if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED)
pinfo->datatype = GL_UNSIGNED_SHORT;
else
pinfo->datatype = GL_SHORT;
}
else {
assert( size <= 32 );
- if (pf_type(info) == PIPE_FORMAT_TYPE_UNORM)
+ if (desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED)
pinfo->datatype = GL_UNSIGNED_INT;
else
pinfo->datatype = GL_INT;
@@ -126,23 +120,23 @@ st_get_format_info(enum pipe_format format, struct pipe_format_info *pinfo)
}
/* Component bits */
- pinfo->red_bits = format_bits( info, PIPE_FORMAT_COMP_R );
- pinfo->green_bits = format_bits( info, PIPE_FORMAT_COMP_G );
- pinfo->blue_bits = format_bits( info, PIPE_FORMAT_COMP_B );
- pinfo->alpha_bits = format_bits( info, PIPE_FORMAT_COMP_A );
- pinfo->depth_bits = format_bits( info, PIPE_FORMAT_COMP_Z );
- pinfo->stencil_bits = format_bits( info, PIPE_FORMAT_COMP_S );
+ pinfo->red_bits = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0);
+ pinfo->green_bits = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 1);
+ pinfo->blue_bits = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 2);
+ pinfo->alpha_bits = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 3);
+ pinfo->depth_bits = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 0);
+ pinfo->stencil_bits = util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 1);
pinfo->luminance_bits = 0;
pinfo->intensity_bits = 0;
/* Format size */
- pinfo->size = format_size( info ) / 8;
+ pinfo->size = format_size(format) / 8;
/* Luminance & Intensity bits */
- if( pf_swizzle_x(info) == PIPE_FORMAT_COMP_R &&
- pf_swizzle_y(info) == PIPE_FORMAT_COMP_R &&
- pf_swizzle_z(info) == PIPE_FORMAT_COMP_R ) {
- if( pf_swizzle_w(info) == PIPE_FORMAT_COMP_R ) {
+ if (desc->swizzle[0] == UTIL_FORMAT_SWIZZLE_X &&
+ desc->swizzle[1] == UTIL_FORMAT_SWIZZLE_X &&
+ desc->swizzle[2] == UTIL_FORMAT_SWIZZLE_X) {
+ if (desc->swizzle[3] == UTIL_FORMAT_SWIZZLE_X) {
pinfo->intensity_bits = pinfo->red_bits;
}
else {
@@ -153,7 +147,7 @@ st_get_format_info(enum pipe_format format, struct pipe_format_info *pinfo)
pinfo->mesa_format = st_pipe_format_to_mesa_format(format);
}
- else if (pf_layout(format) == PIPE_FORMAT_LAYOUT_YCBCR) {
+ else if (desc->layout == UTIL_FORMAT_LAYOUT_YUV) {
pinfo->mesa_format = MESA_FORMAT_YCBCR;
pinfo->datatype = GL_UNSIGNED_SHORT;
pinfo->size = 2; /* two bytes per "texel" */
@@ -393,6 +387,33 @@ default_rgba_format(struct pipe_screen *screen,
}
/**
+ * Find an RGB format supported by the context/winsys.
+ */
+static enum pipe_format
+default_rgb_format(struct pipe_screen *screen,
+ enum pipe_texture_target target,
+ unsigned tex_usage,
+ unsigned geom_flags)
+{
+ static const enum pipe_format colorFormats[] = {
+ PIPE_FORMAT_X8R8G8B8_UNORM,
+ PIPE_FORMAT_B8G8R8X8_UNORM,
+ PIPE_FORMAT_R8G8B8X8_UNORM,
+ PIPE_FORMAT_A8R8G8B8_UNORM,
+ PIPE_FORMAT_B8G8R8A8_UNORM,
+ PIPE_FORMAT_R8G8B8A8_UNORM,
+ PIPE_FORMAT_R5G6B5_UNORM
+ };
+ uint i;
+ for (i = 0; i < Elements(colorFormats); i++) {
+ if (screen->is_format_supported( screen, colorFormats[i], target, tex_usage, geom_flags )) {
+ return colorFormats[i];
+ }
+ }
+ return PIPE_FORMAT_NONE;
+}
+
+/**
* Find an sRGBA format supported by the context/winsys.
*/
static enum pipe_format
@@ -476,13 +497,14 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
case 4:
case GL_RGBA:
case GL_COMPRESSED_RGBA:
- case 3:
- case GL_RGB:
- case GL_COMPRESSED_RGB:
case GL_RGBA8:
case GL_RGB10_A2:
case GL_RGBA12:
return default_rgba_format( screen, target, tex_usage, geom_flags );
+ case 3:
+ case GL_RGB:
+ case GL_COMPRESSED_RGB:
+ return default_rgb_format( screen, target, tex_usage, geom_flags );
case GL_RGBA16:
if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET)
return default_deep_rgba_format( screen, target, tex_usage, geom_flags );
@@ -504,7 +526,7 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
case GL_RGB10:
case GL_RGB12:
case GL_RGB16:
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgb_format( screen, target, tex_usage, geom_flags );
case GL_RGB5:
case GL_RGB4:
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-07 11:07:40 +0000