From 8aafc03b260ab8923f1b373f7effa75bcdb40a72 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sat, 19 Jul 2008 12:04:37 +0900 Subject: gallium: Finer grained is_format_supported. --- src/mesa/state_tracker/st_format.c | 101 ++++++++++++++++++++----------------- 1 file changed, 55 insertions(+), 46 deletions(-) (limited to 'src/mesa/state_tracker/st_format.c') diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c index 50a06868df..b6d97ef659 100644 --- a/src/mesa/state_tracker/st_format.c +++ b/src/mesa/state_tracker/st_format.c @@ -281,7 +281,10 @@ st_mesa_format_to_pipe_format(GLuint mesaFormat) * Find an RGBA format supported by the context/winsys. */ static enum pipe_format -default_rgba_format(struct pipe_screen *screen, uint type) +default_rgba_format(struct pipe_screen *screen, + enum pipe_texture_target target, + unsigned tex_usage, + unsigned geom_flags) { static const enum pipe_format colorFormats[] = { PIPE_FORMAT_A8R8G8B8_UNORM, @@ -291,7 +294,7 @@ default_rgba_format(struct pipe_screen *screen, uint type) }; uint i; for (i = 0; i < Elements(colorFormats); i++) { - if (screen->is_format_supported( screen, colorFormats[i], type )) { + if (screen->is_format_supported( screen, colorFormats[i], target, tex_usage, geom_flags )) { return colorFormats[i]; } } @@ -303,13 +306,16 @@ default_rgba_format(struct pipe_screen *screen, uint type) * Search list of formats for first RGBA format with >8 bits/channel. */ static enum pipe_format -default_deep_rgba_format(struct pipe_screen *screen, uint type) +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, type)) { + if (screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_SNORM, target, tex_usage, geom_flags)) { return PIPE_FORMAT_R16G16B16A16_SNORM; } - if (type == PIPE_TEXTURE) - return default_rgba_format(screen, type); + if (tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) + return default_rgba_format(screen, target, tex_usage, geom_flags); else return PIPE_FORMAT_NONE; } @@ -319,7 +325,10 @@ default_deep_rgba_format(struct pipe_screen *screen, uint type) * Find an Z format supported by the context/winsys. */ static enum pipe_format -default_depth_format(struct pipe_screen *screen, uint type) +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, @@ -329,7 +338,7 @@ default_depth_format(struct pipe_screen *screen, uint type) }; uint i; for (i = 0; i < Elements(zFormats); i++) { - if (screen->is_format_supported( screen, zFormats[i], type )) { + if (screen->is_format_supported( screen, zFormats[i], target, tex_usage, geom_flags )) { return zFormats[i]; } } @@ -343,12 +352,10 @@ default_depth_format(struct pipe_screen *screen, uint type) */ enum pipe_format st_choose_format(struct pipe_context *pipe, GLint internalFormat, - uint surfType) + enum pipe_texture_target target, unsigned tex_usage) { struct pipe_screen *screen = pipe->screen; - - assert(surfType == PIPE_SURFACE || - surfType == PIPE_TEXTURE); + unsigned geom_flags = 0; switch (internalFormat) { case 4: @@ -360,38 +367,38 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, case GL_RGBA8: case GL_RGB10_A2: case GL_RGBA12: - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_RGBA16: - if (surfType == PIPE_SURFACE) - return default_deep_rgba_format( screen, surfType ); + 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, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_RGBA4: case GL_RGBA2: - if (screen->is_format_supported( screen, PIPE_FORMAT_A4R4G4B4_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_A4R4G4B4_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_A4R4G4B4_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_RGB5_A1: - if (screen->is_format_supported( screen, PIPE_FORMAT_A1R5G5B5_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_A1R5G5B5_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_A1R5G5B5_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_RGB8: case GL_RGB10: case GL_RGB12: case GL_RGB16: - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_RGB5: case GL_RGB4: case GL_R3_G3_B2: - if (screen->is_format_supported( screen, PIPE_FORMAT_A1R5G5B5_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_A1R5G5B5_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_A1R5G5B5_UNORM; - if (screen->is_format_supported( screen, PIPE_FORMAT_R5G6B5_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_R5G6B5_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_R5G6B5_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_ALPHA: case GL_ALPHA4: @@ -399,9 +406,9 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, case GL_ALPHA12: case GL_ALPHA16: case GL_COMPRESSED_ALPHA: - if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_A8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_A8_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case 1: case GL_LUMINANCE: @@ -410,9 +417,9 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, case GL_LUMINANCE12: case GL_LUMINANCE16: case GL_COMPRESSED_LUMINANCE: - if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_L8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_L8_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case 2: case GL_LUMINANCE_ALPHA: @@ -423,9 +430,9 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, case GL_LUMINANCE12_ALPHA12: case GL_LUMINANCE16_ALPHA16: case GL_COMPRESSED_LUMINANCE_ALPHA: - if (screen->is_format_supported( screen, PIPE_FORMAT_A8L8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_A8L8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_A8L8_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_INTENSITY: case GL_INTENSITY4: @@ -433,17 +440,17 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, case GL_INTENSITY12: case GL_INTENSITY16: case GL_COMPRESSED_INTENSITY: - if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_I8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_I8_UNORM; - return default_rgba_format( screen, surfType ); + return default_rgba_format( screen, target, tex_usage, geom_flags ); case GL_YCBCR_MESA: if (screen->is_format_supported(screen, PIPE_FORMAT_YCBCR, - PIPE_TEXTURE)) { + target, tex_usage, geom_flags)) { return PIPE_FORMAT_YCBCR; } if (screen->is_format_supported(screen, PIPE_FORMAT_YCBCR_REV, - PIPE_TEXTURE)) { + target, tex_usage, geom_flags)) { return PIPE_FORMAT_YCBCR_REV; } return PIPE_FORMAT_NONE; @@ -472,40 +479,40 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, #endif case GL_DEPTH_COMPONENT16: - if (screen->is_format_supported( screen, PIPE_FORMAT_Z16_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_Z16_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_Z16_UNORM; /* fall-through */ case GL_DEPTH_COMPONENT24: - if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, surfType )) + 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_Z24S8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_Z24S8_UNORM; /* fall-through */ case GL_DEPTH_COMPONENT32: - if (screen->is_format_supported( screen, PIPE_FORMAT_Z32_UNORM, surfType )) + 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, surfType ); + return default_depth_format( screen, 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, surfType )) + 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_S8Z24_UNORM, surfType )) + 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_Z24S8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_Z24S8_UNORM; return PIPE_FORMAT_NONE; case GL_DEPTH_STENCIL_EXT: case GL_DEPTH24_STENCIL8_EXT: - if (screen->is_format_supported( screen, PIPE_FORMAT_S8Z24_UNORM, surfType )) + 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_Z24S8_UNORM, surfType )) + if (screen->is_format_supported( screen, PIPE_FORMAT_Z24S8_UNORM, target, tex_usage, geom_flags )) return PIPE_FORMAT_Z24S8_UNORM; return PIPE_FORMAT_NONE; @@ -521,7 +528,8 @@ st_choose_format(struct pipe_context *pipe, GLint internalFormat, enum pipe_format st_choose_renderbuffer_format(struct pipe_context *pipe, GLint internalFormat) { - return st_choose_format(pipe, internalFormat, PIPE_SURFACE); + return st_choose_format(pipe, internalFormat, PIPE_TEXTURE_2D, + PIPE_TEXTURE_USAGE_RENDER_TARGET); } @@ -587,7 +595,8 @@ st_ChooseTextureFormat(GLcontext *ctx, GLint internalFormat, (void) format; (void) type; - pFormat = st_choose_format(ctx->st->pipe, internalFormat, PIPE_TEXTURE); + pFormat = st_choose_format(ctx->st->pipe, internalFormat, PIPE_TEXTURE_2D, + PIPE_TEXTURE_USAGE_SAMPLER); if (pFormat == PIPE_FORMAT_NONE) return NULL; -- cgit v1.2.3