#include "main/imports.h"
#include "main/context.h"
#include "main/texstore.h"
-#include "main/enums.h"
#include "main/image.h"
#include "main/macros.h"
return GL_UNSIGNED_SHORT;
}
else if (format == PIPE_FORMAT_Z24_UNORM_S8_USCALED ||
- format == PIPE_FORMAT_S8_USCALED_Z24_UNORM) {
+ format == PIPE_FORMAT_S8_USCALED_Z24_UNORM ||
+ format == PIPE_FORMAT_Z24X8_UNORM ||
+ format == PIPE_FORMAT_X8Z24_UNORM) {
return GL_UNSIGNED_INT_24_8;
}
else {
const enum pipe_format formats[],
uint num_formats,
enum pipe_texture_target target,
- unsigned tex_usage,
+ unsigned sample_count,
+ unsigned tex_usage,
unsigned geom_flags)
{
uint i;
for (i = 0; i < num_formats; i++) {
if (screen->is_format_supported(screen, formats[i], target,
- tex_usage, geom_flags)) {
+ sample_count, tex_usage, geom_flags)) {
return formats[i];
}
}
static enum pipe_format
default_rgba_format(struct pipe_screen *screen,
enum pipe_texture_target target,
- unsigned tex_usage,
+ unsigned sample_count,
+ unsigned tex_usage,
unsigned geom_flags)
{
static const enum pipe_format colorFormats[] = {
PIPE_FORMAT_B5G6R5_UNORM
};
return find_supported_format(screen, colorFormats, Elements(colorFormats),
- target, tex_usage, geom_flags);
+ target, sample_count, tex_usage, geom_flags);
}
static enum pipe_format
default_rgb_format(struct pipe_screen *screen,
enum pipe_texture_target target,
- unsigned tex_usage,
+ unsigned sample_count,
+ unsigned tex_usage,
unsigned geom_flags)
{
static const enum pipe_format colorFormats[] = {
PIPE_FORMAT_B5G6R5_UNORM
};
return find_supported_format(screen, colorFormats, Elements(colorFormats),
- target, tex_usage, geom_flags);
+ target, sample_count, tex_usage, geom_flags);
}
/**
static enum pipe_format
default_srgba_format(struct pipe_screen *screen,
enum pipe_texture_target target,
- unsigned tex_usage,
+ unsigned sample_count,
+ unsigned tex_usage,
unsigned geom_flags)
{
static const enum pipe_format colorFormats[] = {
PIPE_FORMAT_A8B8G8R8_SRGB,
};
return find_supported_format(screen, colorFormats, Elements(colorFormats),
- target, tex_usage, geom_flags);
+ target, sample_count, tex_usage, geom_flags);
}
/**
* Given an OpenGL internalFormat value for a texture or surface, return
* the best matching PIPE_FORMAT_x, or PIPE_FORMAT_NONE if there's no match.
+ * This is called during glTexImage2D, for example.
+ *
+ * The bindings parameter typically has PIPE_BIND_SAMPLER_VIEW set, plus
+ * either PIPE_BINDING_RENDER_TARGET or PIPE_BINDING_DEPTH_STENCIL if
+ * we want render-to-texture ability.
+ *
+ * \param internalFormat the user value passed to glTexImage2D
* \param target one of PIPE_TEXTURE_x
- * \param tex_usage either PIPE_BIND_RENDER_TARGET
- * or PIPE_BIND_SAMPLER_VIEW
+ * \param bindings bitmask of PIPE_BIND_x flags.
*/
enum pipe_format
st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
- enum pipe_texture_target target, unsigned tex_usage)
+ enum pipe_texture_target target, unsigned sample_count,
+ unsigned bindings)
{
- unsigned geom_flags = 0;
+ unsigned geom_flags = 0; /* we don't care about POT vs. NPOT here, yet */
switch (internalFormat) {
case 4:
case GL_RGBA8:
case GL_RGB10_A2:
case GL_RGBA12:
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case 3:
case GL_RGB:
- return default_rgb_format( screen, target, tex_usage, geom_flags );
+ return default_rgb_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_RGBA16:
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_RGBA4:
case GL_RGBA2:
if (screen->is_format_supported( screen, PIPE_FORMAT_B4G4R4A4_UNORM,
- target, tex_usage, geom_flags ))
+ target, sample_count, bindings,
+ geom_flags ))
return PIPE_FORMAT_B4G4R4A4_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_RGB5_A1:
if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM,
- target, tex_usage, geom_flags ))
+ target, sample_count, bindings,
+ geom_flags ))
return PIPE_FORMAT_B5G5R5A1_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_RGB8:
case GL_RGB10:
case GL_RGB12:
case GL_RGB16:
- return default_rgb_format( screen, target, tex_usage, geom_flags );
+ return default_rgb_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_RGB5:
case GL_RGB4:
case GL_R3_G3_B2:
if (screen->is_format_supported( screen, PIPE_FORMAT_B5G6R5_UNORM,
- target, tex_usage, geom_flags ))
+ target, sample_count, bindings,
+ geom_flags ))
return PIPE_FORMAT_B5G6R5_UNORM;
if (screen->is_format_supported( screen, PIPE_FORMAT_B5G5R5A1_UNORM,
- target, tex_usage, geom_flags ))
+ target, sample_count, bindings,
+ geom_flags ))
return PIPE_FORMAT_B5G5R5A1_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_ALPHA:
case GL_ALPHA4:
case GL_ALPHA16:
case GL_COMPRESSED_ALPHA:
if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, target,
- tex_usage, geom_flags ))
+ sample_count, bindings, geom_flags ))
return PIPE_FORMAT_A8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case 1:
case GL_LUMINANCE:
case GL_LUMINANCE16:
case GL_COMPRESSED_LUMINANCE:
if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, target,
- tex_usage, geom_flags ))
+ sample_count, bindings, geom_flags ))
return PIPE_FORMAT_L8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case 2:
case GL_LUMINANCE_ALPHA:
case GL_LUMINANCE16_ALPHA16:
case GL_COMPRESSED_LUMINANCE_ALPHA:
if (screen->is_format_supported( screen, PIPE_FORMAT_L8A8_UNORM, target,
- tex_usage, geom_flags ))
+ sample_count, bindings, geom_flags ))
return PIPE_FORMAT_L8A8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_INTENSITY:
case GL_INTENSITY4:
case GL_INTENSITY16:
case GL_COMPRESSED_INTENSITY:
if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, target,
- tex_usage, geom_flags ))
+ sample_count, bindings, geom_flags ))
return PIPE_FORMAT_I8_UNORM;
- return default_rgba_format( screen, target, tex_usage, geom_flags );
+ return default_rgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_YCBCR_MESA:
- if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY,
- target, tex_usage, geom_flags)) {
+ if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY, target,
+ sample_count, bindings, geom_flags)) {
return PIPE_FORMAT_UYVY;
}
- if (screen->is_format_supported(screen, PIPE_FORMAT_YUYV,
- target, tex_usage, geom_flags)) {
+ if (screen->is_format_supported(screen, PIPE_FORMAT_YUYV, target,
+ sample_count, bindings, geom_flags)) {
return PIPE_FORMAT_YUYV;
}
return PIPE_FORMAT_NONE;
case GL_COMPRESSED_RGB:
/* can only sample from compressed formats */
- if (tex_usage & ~PIPE_BIND_SAMPLER_VIEW)
+ if (bindings & ~PIPE_BIND_SAMPLER_VIEW)
return PIPE_FORMAT_NONE;
else if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGB,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings,
+ geom_flags))
return PIPE_FORMAT_DXT1_RGB;
else
- return default_rgb_format(screen, target, tex_usage, geom_flags);
+ return default_rgb_format(screen, target, sample_count, bindings,
+ geom_flags);
case GL_COMPRESSED_RGBA:
/* can only sample from compressed formats */
- if (tex_usage & ~PIPE_BIND_SAMPLER_VIEW)
+ if (bindings & ~PIPE_BIND_SAMPLER_VIEW)
return PIPE_FORMAT_NONE;
else if (screen->is_format_supported(screen, PIPE_FORMAT_DXT3_RGBA,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings,
+ geom_flags))
return PIPE_FORMAT_DXT3_RGBA;
else
- return default_rgba_format(screen, target, tex_usage, geom_flags);
+ return default_rgba_format(screen, target, sample_count, bindings,
+ geom_flags);
case GL_RGB_S3TC:
case GL_RGB4_S3TC:
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGB,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings,
+ geom_flags))
return PIPE_FORMAT_DXT1_RGB;
else
return PIPE_FORMAT_NONE;
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
if (screen->is_format_supported(screen, PIPE_FORMAT_DXT1_RGBA,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings,
+ geom_flags))
return PIPE_FORMAT_DXT1_RGBA;
else
return PIPE_FORMAT_NONE;
case GL_RGBA4_S3TC:
case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
if (screen->is_format_supported(screen, PIPE_FORMAT_DXT3_RGBA,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings,
+ geom_flags))
return PIPE_FORMAT_DXT3_RGBA;
else
return PIPE_FORMAT_NONE;
case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
if (screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings,
+ geom_flags))
return PIPE_FORMAT_DXT5_RGBA;
else
return PIPE_FORMAT_NONE;
case GL_DEPTH_COMPONENT16:
if (screen->is_format_supported(screen, PIPE_FORMAT_Z16_UNORM, target,
- tex_usage, geom_flags))
+ sample_count, bindings, geom_flags))
return PIPE_FORMAT_Z16_UNORM;
/* fall-through */
case GL_DEPTH_COMPONENT24:
if (screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings, geom_flags))
return PIPE_FORMAT_Z24_UNORM_S8_USCALED;
if (screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
- target, tex_usage, geom_flags))
+ target, sample_count, bindings, geom_flags))
return PIPE_FORMAT_S8_USCALED_Z24_UNORM;
/* fall-through */
case GL_DEPTH_COMPONENT32:
- if (screen->is_format_supported(screen, PIPE_FORMAT_Z32_UNORM,
- target, tex_usage, geom_flags))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_Z32_UNORM, target,
+ sample_count, bindings, geom_flags))
return PIPE_FORMAT_Z32_UNORM;
/* fall-through */
case GL_DEPTH_COMPONENT:
PIPE_FORMAT_S8_USCALED_Z24_UNORM
};
return find_supported_format(screen, formats, Elements(formats),
- target, tex_usage, geom_flags);
+ target, sample_count, bindings, geom_flags);
}
case GL_STENCIL_INDEX:
PIPE_FORMAT_S8_USCALED_Z24_UNORM
};
return find_supported_format(screen, formats, Elements(formats),
- target, tex_usage, geom_flags);
+ target, sample_count, bindings, geom_flags);
}
case GL_DEPTH_STENCIL_EXT:
PIPE_FORMAT_S8_USCALED_Z24_UNORM
};
return find_supported_format(screen, formats, Elements(formats),
- target, tex_usage, geom_flags);
+ target, sample_count, bindings, geom_flags);
}
case GL_SRGB_EXT:
case GL_COMPRESSED_SRGB_ALPHA_EXT:
case GL_SRGB_ALPHA_EXT:
case GL_SRGB8_ALPHA8_EXT:
- return default_srgba_format( screen, target, tex_usage, geom_flags );
+ return default_srgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
return PIPE_FORMAT_DXT1_SRGB;
case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
case GL_SLUMINANCE8_ALPHA8_EXT:
case GL_COMPRESSED_SLUMINANCE_EXT:
case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
- if (screen->is_format_supported(screen, PIPE_FORMAT_L8A8_SRGB,
- target, tex_usage, geom_flags))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_L8A8_SRGB, target,
+ sample_count, bindings, geom_flags))
return PIPE_FORMAT_L8A8_SRGB;
- return default_srgba_format( screen, target, tex_usage, geom_flags );
+ return default_srgba_format( screen, target, sample_count, bindings,
+ geom_flags );
case GL_SLUMINANCE_EXT:
case GL_SLUMINANCE8_EXT:
- if (screen->is_format_supported(screen, PIPE_FORMAT_L8_SRGB,
- target, tex_usage, geom_flags))
+ if (screen->is_format_supported(screen, PIPE_FORMAT_L8_SRGB, target,
+ sample_count, bindings, geom_flags))
return PIPE_FORMAT_L8_SRGB;
- return default_srgba_format( screen, target, tex_usage, geom_flags );
+ return default_srgba_format( screen, target, sample_count, bindings,
+ geom_flags );
default:
return PIPE_FORMAT_NONE;
}
-static GLboolean
-is_depth_or_stencil_format(GLenum internalFormat)
-{
- switch (internalFormat) {
- case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16:
- case GL_DEPTH_COMPONENT24:
- case GL_DEPTH_COMPONENT32:
- case GL_STENCIL_INDEX:
- case GL_STENCIL_INDEX1_EXT:
- case GL_STENCIL_INDEX4_EXT:
- case GL_STENCIL_INDEX8_EXT:
- case GL_STENCIL_INDEX16_EXT:
- case GL_DEPTH_STENCIL_EXT:
- case GL_DEPTH24_STENCIL8_EXT:
- return GL_TRUE;
- default:
- return GL_FALSE;
- }
-}
-
/**
* Called by FBO code to choose a PIPE_FORMAT_ for drawing surfaces.
*/
enum pipe_format
st_choose_renderbuffer_format(struct pipe_screen *screen,
- GLenum internalFormat)
+ GLenum internalFormat, unsigned sample_count)
{
uint usage;
- if (is_depth_or_stencil_format(internalFormat))
+ if (_mesa_is_depth_or_stencil_format(internalFormat))
usage = PIPE_BIND_DEPTH_STENCIL;
else
usage = PIPE_BIND_RENDER_TARGET;
- return st_choose_format(screen, internalFormat, PIPE_TEXTURE_2D, usage);
+ return st_choose_format(screen, internalFormat, PIPE_TEXTURE_2D,
+ sample_count, usage);
}
bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
pFormat = st_choose_format(screen, internalFormat,
- PIPE_TEXTURE_2D, bindings);
+ PIPE_TEXTURE_2D, 0, bindings);
if (pFormat == PIPE_FORMAT_NONE) {
/* try choosing format again, this time without render target bindings */
pFormat = st_choose_format(screen, internalFormat,
- PIPE_TEXTURE_2D, PIPE_BIND_SAMPLER_VIEW);
+ PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW);
}
if (pFormat == PIPE_FORMAT_NONE) {
return GL_FALSE;
}
}
+
+GLboolean
+st_sampler_compat_formats(enum pipe_format format1, enum pipe_format format2)
+{
+ if (format1 == format2)
+ return GL_TRUE;
+
+ if (format1 == PIPE_FORMAT_B8G8R8A8_UNORM &&
+ format2 == PIPE_FORMAT_B8G8R8X8_UNORM)
+ return GL_TRUE;
+
+ if (format1 == PIPE_FORMAT_B8G8R8X8_UNORM &&
+ format2 == PIPE_FORMAT_B8G8R8A8_UNORM)
+ return GL_TRUE;
+
+ if (format1 == PIPE_FORMAT_A8B8G8R8_UNORM &&
+ format2 == PIPE_FORMAT_X8B8G8R8_UNORM)
+ return GL_TRUE;
+
+ if (format1 == PIPE_FORMAT_X8B8G8R8_UNORM &&
+ format2 == PIPE_FORMAT_A8B8G8R8_UNORM)
+ return GL_TRUE;
+
+ if (format1 == PIPE_FORMAT_A8R8G8B8_UNORM &&
+ format2 == PIPE_FORMAT_X8R8G8B8_UNORM)
+ return GL_TRUE;
+
+ if (format1 == PIPE_FORMAT_X8R8G8B8_UNORM &&
+ format2 == PIPE_FORMAT_A8R8G8B8_UNORM)
+ return GL_TRUE;
+
+ return GL_FALSE;
+}