From: Corbin Simpson Date: Sat, 27 Jun 2009 04:13:57 +0000 (-0700) Subject: r300g: S3TC. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6ebcdc754914bac7db005594a1495cceb6c3d85d;p=mesa.git r300g: S3TC. tests/texcompress2 doesn't work, but tests/texcmp does (more or less.) --- diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c index 711c22577c9..6817d7163d6 100644 --- a/src/gallium/drivers/r300/r300_screen.c +++ b/src/gallium/drivers/r300/r300_screen.c @@ -94,8 +94,7 @@ static int r300_get_param(struct pipe_screen* pscreen, int param) return 0; } case PIPE_CAP_S3TC: - /* IN THEORY */ - return 0; + return 1; case PIPE_CAP_ANISOTROPIC_FILTER: return 1; case PIPE_CAP_POINT_SPRITE: @@ -182,7 +181,8 @@ static float r300_get_paramf(struct pipe_screen* pscreen, int param) } } -static boolean check_tex_2d_format(enum pipe_format format, boolean is_r500) +static boolean check_tex_2d_format(enum pipe_format format, uint32_t usage, + boolean is_r500) { switch (format) { /* Supported formats. */ @@ -190,14 +190,33 @@ static boolean check_tex_2d_format(enum pipe_format format, boolean is_r500) case PIPE_FORMAT_A4R4G4B4_UNORM: case PIPE_FORMAT_R5G6B5_UNORM: case PIPE_FORMAT_A1R5G5B5_UNORM: - case PIPE_FORMAT_A8R8G8B8_UNORM: + return usage & + (PIPE_TEXTURE_USAGE_RENDER_TARGET | + PIPE_TEXTURE_USAGE_DISPLAY_TARGET | + PIPE_TEXTURE_USAGE_PRIMARY); + + /* Texture */ + case PIPE_FORMAT_DXT1_RGB: + case PIPE_FORMAT_DXT1_RGBA: + case PIPE_FORMAT_DXT3_RGBA: + case PIPE_FORMAT_DXT5_RGBA: + return usage & PIPE_TEXTURE_USAGE_SAMPLER; + /* Colorbuffer or texture */ + case PIPE_FORMAT_A8R8G8B8_UNORM: + case PIPE_FORMAT_R8G8B8A8_UNORM: case PIPE_FORMAT_I8_UNORM: + return usage & + (PIPE_TEXTURE_USAGE_RENDER_TARGET | + PIPE_TEXTURE_USAGE_DISPLAY_TARGET | + PIPE_TEXTURE_USAGE_PRIMARY | + PIPE_TEXTURE_USAGE_SAMPLER); + /* Z buffer */ case PIPE_FORMAT_Z16_UNORM: /* Z buffer with stencil */ case PIPE_FORMAT_Z24S8_UNORM: - return TRUE; + return usage & PIPE_TEXTURE_USAGE_DEPTH_STENCIL; /* Definitely unsupported formats. */ /* Non-usable Z buffer/stencil formats. */ @@ -247,7 +266,7 @@ static boolean r300_is_format_supported(struct pipe_screen* pscreen, { switch (target) { case PIPE_TEXTURE_2D: - return check_tex_2d_format(format, + return check_tex_2d_format(format, tex_usage, r300_screen(pscreen)->caps->is_r500); case PIPE_TEXTURE_1D: case PIPE_TEXTURE_3D: diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h index e2429c07384..28157de57bf 100644 --- a/src/gallium/drivers/r300/r300_texture.h +++ b/src/gallium/drivers/r300/r300_texture.h @@ -44,6 +44,17 @@ static INLINE uint32_t r300_translate_texformat(enum pipe_format format) return R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8); case PIPE_FORMAT_R8G8B8A8_UNORM: return R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8); + /* DXT1 */ + case PIPE_FORMAT_DXT1_RGB: + return R300_EASY_TX_FORMAT(X, Y, Z, ONE, DXT1); + case PIPE_FORMAT_DXT1_RGBA: + return R300_EASY_TX_FORMAT(X, Y, Z, W, DXT1); + /* DXT3 */ + case PIPE_FORMAT_DXT3_RGBA: + return R300_EASY_TX_FORMAT(X, Y, Z, W, DXT3); + /* DXT5 */ + case PIPE_FORMAT_DXT5_RGBA: + return R300_EASY_TX_FORMAT(Y, Z, W, X, DXT5); default: debug_printf("r300: Implementation error: " "Got unsupported texture format %s in %s\n",