intel: Merge our choosetexformat fallbacks into core.

We now share the type/format -> MESA_FORMAT_* mappings with software
mesa, and the core supports most of the fallbacks hardware drivers
will want.

1 files changed, 47 insertions, 1 deletions

diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index ab5e25dcde..41853bce5f 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -68,14 +68,25 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       /* shallow RGBA formats */
       case 4:
       case GL_RGBA:
+	 if (type == GL_UNSIGNED_SHORT_4_4_4_4_REV) {
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB4444);
+	 } else if (type == GL_UNSIGNED_SHORT_1_5_5_5_REV) {
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB1555);
+	 }
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
+	 break;
+
       case GL_RGBA8:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
       case GL_RGB5_A1:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB1555);
 	 break;
       case GL_RGBA2:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB4444_REV); /* just to test another format*/
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB4444);
 	 break;
       case GL_RGBA4:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB4444);
@@ -84,10 +95,14 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       /* deep RGBA formats */
       case GL_RGB10_A2:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB2101010);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
       case GL_RGBA12:
       case GL_RGBA16:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_16);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_16);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
 
       /* shallow RGB formats */
@@ -95,12 +110,18 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       case GL_RGB:
       case GL_RGB8:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_XRGB8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
       case GL_R3_G3_B2:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB332);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_XRGB8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
       case GL_RGB4:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB565_REV); /* just to test another format */
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB565);
 	 break;
       case GL_RGB5:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB565);
@@ -111,6 +132,8 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       case GL_RGB12:
       case GL_RGB16:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_16);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_XRGB8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
 
       /* Alpha formats */
@@ -123,6 +146,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       case GL_ALPHA12:
       case GL_ALPHA16:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_A16);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_A8);
 	 break;
 
       /* Luminance formats */
@@ -136,11 +160,13 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       case GL_LUMINANCE12:
       case GL_LUMINANCE16:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_L16);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_L8);
 	 break;
 
       /* Luminance/Alpha formats */
       case GL_LUMINANCE4_ALPHA4:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_AL44);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_AL88);
 	 break;
 
       case 2:
@@ -154,6 +180,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       case GL_LUMINANCE12_ALPHA12:
       case GL_LUMINANCE16_ALPHA16:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_AL1616);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_AL88);
 	 break;
 
       case GL_INTENSITY:
@@ -165,6 +192,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       case GL_INTENSITY12:
       case GL_INTENSITY16:
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_I16);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_I8);
 	 break;
 
       case GL_COLOR_INDEX:
@@ -187,10 +215,11 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          case GL_DEPTH_COMPONENT24:
          case GL_DEPTH_COMPONENT32:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_Z32);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_S8_Z24);
 	    break;
          case GL_DEPTH_COMPONENT16:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_Z16);
-	    break;
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_S8_Z24);
          default:
             ; /* fallthrough */
       }
@@ -216,6 +245,8 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          if (ctx->Extensions.TDFX_texture_compression_FXT1)
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_FXT1);
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGB888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_XRGB8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
       case GL_COMPRESSED_RGBA_ARB:
          if (ctx->Extensions.EXT_texture_compression_s3tc ||
@@ -224,6 +255,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          if (ctx->Extensions.TDFX_texture_compression_FXT1)
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_FXT1);
 	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA8888);
+	 RETURN_IF_SUPPORTED(MESA_FORMAT_ARGB8888);
 	 break;
       default:
          ; /* fallthrough */
@@ -337,6 +369,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          case GL_DEPTH_STENCIL_EXT:
          case GL_DEPTH24_STENCIL8_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_Z24_S8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_S8_Z24);
 	    break;
          default:
             ; /* fallthrough */
@@ -359,6 +392,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          case GL_RGBA_SNORM:
          case GL_RGBA8_SNORM:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SIGNED_RGBA8888);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SIGNED_RGBA8888_REV);
 	    break;
          default:
             ; /* fallthrough */
@@ -406,24 +440,30 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          case GL_SRGB_EXT:
          case GL_SRGB8_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SRGB8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_SRGB_ALPHA_EXT:
          case GL_SRGB8_ALPHA8_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_SLUMINANCE_EXT:
          case GL_SLUMINANCE8_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SL8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_SLUMINANCE_ALPHA_EXT:
          case GL_SLUMINANCE8_ALPHA8_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SLA8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_COMPRESSED_SLUMINANCE_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SL8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_COMPRESSED_SLUMINANCE_ALPHA_EXT:
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SLA8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_COMPRESSED_SRGB_EXT:
 #if FEATURE_texture_s3tc
@@ -431,6 +471,7 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGB_DXT1);
 #endif
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SRGB8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
          case GL_COMPRESSED_SRGB_ALPHA_EXT:
 #if FEATURE_texture_s3tc
@@ -438,23 +479,28 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT3); /* Not srgba_dxt1, see spec */
 #endif
 	    RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA8);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
 	    break;
 #if FEATURE_texture_s3tc
          case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGB_DXT1);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT1);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT3);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
          case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
             if (ctx->Extensions.EXT_texture_compression_s3tc)
 	       RETURN_IF_SUPPORTED(MESA_FORMAT_SRGBA_DXT5);
+	    RETURN_IF_SUPPORTED(MESA_FORMAT_SARGB8);
             break;
 #endif
          default: