diff options
Diffstat (limited to 'src/mesa/state_tracker/st_format.c')
| -rw-r--r-- | src/mesa/state_tracker/st_format.c | 215 |
1 files changed, 111 insertions, 104 deletions
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c index 91e386c848..c149c5cf0b 100644 --- a/src/mesa/state_tracker/st_format.c +++ b/src/mesa/state_tracker/st_format.c @@ -36,6 +36,7 @@ #include "main/context.h" #include "main/texstore.h" #include "main/enums.h" +#include "main/image.h" #include "main/macros.h" #include "pipe/p_context.h" @@ -76,8 +77,8 @@ st_format_datatype(enum pipe_format format) format == PIPE_FORMAT_B5G6R5_UNORM) { return GL_UNSIGNED_SHORT; } - else if (format == PIPE_FORMAT_Z24S8_UNORM || - format == PIPE_FORMAT_S8Z24_UNORM) { + else if (format == PIPE_FORMAT_Z24_UNORM_S8_USCALED || + format == PIPE_FORMAT_S8_USCALED_Z24_UNORM) { return GL_UNSIGNED_INT_24_8; } else { @@ -126,12 +127,18 @@ enum pipe_format st_mesa_format_to_pipe_format(gl_format mesaFormat) { switch (mesaFormat) { - /* fix this */ - case MESA_FORMAT_ARGB8888_REV: + case MESA_FORMAT_RGBA8888: + return PIPE_FORMAT_A8B8G8R8_UNORM; + case MESA_FORMAT_RGBA8888_REV: + return PIPE_FORMAT_R8G8B8A8_UNORM; case MESA_FORMAT_ARGB8888: return PIPE_FORMAT_B8G8R8A8_UNORM; + case MESA_FORMAT_ARGB8888_REV: + return PIPE_FORMAT_A8R8G8B8_UNORM; case MESA_FORMAT_XRGB8888: return PIPE_FORMAT_B8G8R8X8_UNORM; + case MESA_FORMAT_XRGB8888_REV: + return PIPE_FORMAT_X8R8G8B8_UNORM; case MESA_FORMAT_ARGB1555: return PIPE_FORMAT_B5G5R5A1_UNORM; case MESA_FORMAT_ARGB4444: @@ -151,9 +158,9 @@ st_mesa_format_to_pipe_format(gl_format mesaFormat) case MESA_FORMAT_Z32: return PIPE_FORMAT_Z32_UNORM; case MESA_FORMAT_Z24_S8: - return PIPE_FORMAT_S8Z24_UNORM; + return PIPE_FORMAT_S8_USCALED_Z24_UNORM; case MESA_FORMAT_S8_Z24: - return PIPE_FORMAT_Z24S8_UNORM; + return PIPE_FORMAT_Z24_UNORM_S8_USCALED; case MESA_FORMAT_Z24_X8: return PIPE_FORMAT_X8Z24_UNORM; case MESA_FORMAT_X8_Z24: @@ -194,7 +201,7 @@ st_mesa_format_to_pipe_format(gl_format mesaFormat) #endif default: assert(0); - return 0; + return PIPE_FORMAT_NONE; } } @@ -206,12 +213,16 @@ gl_format st_pipe_format_to_mesa_format(enum pipe_format format) { switch (format) { + case PIPE_FORMAT_A8B8G8R8_UNORM: + return MESA_FORMAT_RGBA8888; + case PIPE_FORMAT_R8G8B8A8_UNORM: + return MESA_FORMAT_RGBA8888_REV; case PIPE_FORMAT_B8G8R8A8_UNORM: return MESA_FORMAT_ARGB8888; - case PIPE_FORMAT_B8G8R8X8_UNORM: - return MESA_FORMAT_XRGB8888; case PIPE_FORMAT_A8R8G8B8_UNORM: return MESA_FORMAT_ARGB8888_REV; + case PIPE_FORMAT_B8G8R8X8_UNORM: + return MESA_FORMAT_XRGB8888; case PIPE_FORMAT_X8R8G8B8_UNORM: return MESA_FORMAT_XRGB8888_REV; case PIPE_FORMAT_B5G5R5A1_UNORM: @@ -228,7 +239,7 @@ st_pipe_format_to_mesa_format(enum pipe_format format) return MESA_FORMAT_L8; case PIPE_FORMAT_I8_UNORM: return MESA_FORMAT_I8; - case PIPE_FORMAT_S8_UNORM: + case PIPE_FORMAT_S8_USCALED: return MESA_FORMAT_S8; case PIPE_FORMAT_R16G16B16A16_SNORM: @@ -238,13 +249,13 @@ st_pipe_format_to_mesa_format(enum pipe_format format) return MESA_FORMAT_Z16; case PIPE_FORMAT_Z32_UNORM: return MESA_FORMAT_Z32; - case PIPE_FORMAT_S8Z24_UNORM: + case PIPE_FORMAT_S8_USCALED_Z24_UNORM: return MESA_FORMAT_Z24_S8; case PIPE_FORMAT_X8Z24_UNORM: return MESA_FORMAT_Z24_X8; case PIPE_FORMAT_Z24X8_UNORM: return MESA_FORMAT_X8_Z24; - case PIPE_FORMAT_Z24S8_UNORM: + case PIPE_FORMAT_Z24_UNORM_S8_USCALED: return MESA_FORMAT_S8_Z24; case PIPE_FORMAT_UYVY: @@ -293,6 +304,28 @@ st_pipe_format_to_mesa_format(enum pipe_format format) /** + * Return first supported format from the given list. + */ +static enum pipe_format +find_supported_format(struct pipe_screen *screen, + const enum pipe_format formats[], + uint num_formats, + enum pipe_texture_target target, + 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)) { + return formats[i]; + } + } + return PIPE_FORMAT_NONE; +} + + +/** * Find an RGBA format supported by the context/winsys. */ static enum pipe_format @@ -307,15 +340,11 @@ default_rgba_format(struct pipe_screen *screen, PIPE_FORMAT_A8B8G8R8_UNORM, PIPE_FORMAT_B5G6R5_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; + return find_supported_format(screen, colorFormats, Elements(colorFormats), + target, tex_usage, geom_flags); } + /** * Find an RGB format supported by the context/winsys. */ @@ -334,13 +363,8 @@ default_rgb_format(struct pipe_screen *screen, PIPE_FORMAT_A8B8G8R8_UNORM, PIPE_FORMAT_B5G6R5_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; + return find_supported_format(screen, colorFormats, Elements(colorFormats), + target, tex_usage, geom_flags); } /** @@ -357,56 +381,8 @@ default_srgba_format(struct pipe_screen *screen, PIPE_FORMAT_A8R8G8B8_SRGB, PIPE_FORMAT_A8B8G8R8_SRGB, }; - 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; -} - -/** - * Search list of formats for first RGBA format with >8 bits/channel. - */ -static enum pipe_format -default_deep_rgba_format(struct pipe_screen *screen, - enum pipe_texture_target target, - unsigned tex_usage, - unsigned geom_flags) -{ - if (screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_SNORM, target, tex_usage, geom_flags)) { - return PIPE_FORMAT_R16G16B16A16_SNORM; - } - if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) - return default_rgba_format(screen, target, tex_usage, geom_flags); - else - return PIPE_FORMAT_NONE; -} - - -/** - * Find an Z format supported by the context/winsys. - */ -static enum pipe_format -default_depth_format(struct pipe_screen *screen, - enum pipe_texture_target target, - unsigned tex_usage, - unsigned geom_flags) -{ - static const enum pipe_format zFormats[] = { - PIPE_FORMAT_Z16_UNORM, - PIPE_FORMAT_Z32_UNORM, - PIPE_FORMAT_Z24S8_UNORM, - PIPE_FORMAT_S8Z24_UNORM - }; - uint i; - for (i = 0; i < Elements(zFormats); i++) { - if (screen->is_format_supported( screen, zFormats[i], target, tex_usage, geom_flags )) { - return zFormats[i]; - } - } - return PIPE_FORMAT_NONE; + return find_supported_format(screen, colorFormats, Elements(colorFormats), + target, tex_usage, geom_flags); } @@ -414,8 +390,8 @@ default_depth_format(struct pipe_screen *screen, * 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. * \param target one of PIPE_TEXTURE_x - * \param tex_usage either PIPE_TEXTURE_USAGE_RENDER_TARGET - * or PIPE_TEXTURE_USAGE_SAMPLER + * \param tex_usage either PIPE_BIND_RENDER_TARGET + * or PIPE_BIND_SAMPLER_VIEW */ enum pipe_format st_choose_format(struct pipe_screen *screen, GLenum internalFormat, @@ -436,10 +412,7 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat, 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 ); - else - return default_rgba_format( screen, target, tex_usage, geom_flags ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_RGBA4: case GL_RGBA2: @@ -550,38 +523,52 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat, return PIPE_FORMAT_Z16_UNORM; /* fall-through */ case GL_DEPTH_COMPONENT24: - if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_Z24S8_UNORM; - if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_S8Z24_UNORM; + if (screen->is_format_supported( screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED, target, tex_usage, 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 )) + 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 )) return PIPE_FORMAT_Z32_UNORM; /* fall-through */ case GL_DEPTH_COMPONENT: - return default_depth_format( screen, target, tex_usage, geom_flags ); + { + static const enum pipe_format formats[] = { + PIPE_FORMAT_Z16_UNORM, + PIPE_FORMAT_Z32_UNORM, + PIPE_FORMAT_Z24_UNORM_S8_USCALED, + PIPE_FORMAT_S8_USCALED_Z24_UNORM + }; + return find_supported_format(screen, formats, Elements(formats), + target, tex_usage, geom_flags); + } case GL_STENCIL_INDEX: case GL_STENCIL_INDEX1_EXT: case GL_STENCIL_INDEX4_EXT: case GL_STENCIL_INDEX8_EXT: case GL_STENCIL_INDEX16_EXT: - if (screen->is_format_supported( screen, PIPE_FORMAT_S8_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_S8_UNORM; - if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_Z24S8_UNORM; - if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_S8Z24_UNORM; - return PIPE_FORMAT_NONE; + { + static const enum pipe_format formats[] = { + PIPE_FORMAT_S8_USCALED, + PIPE_FORMAT_Z24_UNORM_S8_USCALED, + PIPE_FORMAT_S8_USCALED_Z24_UNORM + }; + return find_supported_format(screen, formats, Elements(formats), + target, tex_usage, geom_flags); + } case GL_DEPTH_STENCIL_EXT: case GL_DEPTH24_STENCIL8_EXT: - if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_Z24S8_UNORM; - if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, target, tex_usage, geom_flags )) - return PIPE_FORMAT_S8Z24_UNORM; - return PIPE_FORMAT_NONE; + { + static const enum pipe_format formats[] = { + PIPE_FORMAT_Z24_UNORM_S8_USCALED, + PIPE_FORMAT_S8_USCALED_Z24_UNORM + }; + return find_supported_format(screen, formats, Elements(formats), + target, tex_usage, geom_flags); + } case GL_SRGB_EXT: case GL_SRGB8_EXT: @@ -649,9 +636,9 @@ st_choose_renderbuffer_format(struct pipe_screen *screen, { uint usage; if (is_depth_or_stencil_format(internalFormat)) - usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL; + usage = PIPE_BIND_DEPTH_STENCIL; else - usage = PIPE_TEXTURE_USAGE_RENDER_TARGET; + usage = PIPE_BIND_RENDER_TARGET; return st_choose_format(screen, internalFormat, PIPE_TEXTURE_2D, usage); } @@ -663,15 +650,35 @@ gl_format st_ChooseTextureFormat(GLcontext *ctx, GLint internalFormat, GLenum format, GLenum type) { + struct pipe_screen *screen = st_context(ctx)->pipe->screen; enum pipe_format pFormat; + uint bindings; (void) format; (void) type; - pFormat = st_choose_format(ctx->st->pipe->screen, internalFormat, - PIPE_TEXTURE_2D, PIPE_TEXTURE_USAGE_SAMPLER); - if (pFormat == PIPE_FORMAT_NONE) + /* GL textures may wind up being render targets, but we don't know + * that in advance. Specify potential render target flags now. + */ + if (_mesa_is_depth_format(internalFormat) || + _mesa_is_depthstencil_format(internalFormat)) + bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_DEPTH_STENCIL; + else + bindings = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET; + + pFormat = st_choose_format(screen, internalFormat, + PIPE_TEXTURE_2D, 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); + } + + if (pFormat == PIPE_FORMAT_NONE) { + /* no luck at all */ return MESA_FORMAT_NONE; + } return st_pipe_format_to_mesa_format(pFormat); } |