From 85ef9930f56bf15181f9a0b238f03d55303cf411 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Mon, 22 Nov 2010 19:42:40 +0000
Subject: Updated to mesalib 7.9

---
 mesalib/src/mesa/main/texformat.c | 95 +++++++++++++++++++++++++++++++++++----
 1 file changed, 87 insertions(+), 8 deletions(-)

(limited to 'mesalib/src/mesa/main/texformat.c')

diff --git a/mesalib/src/mesa/main/texformat.c b/mesalib/src/mesa/main/texformat.c
index 096945a64..b9271ef58 100644
--- a/mesalib/src/mesa/main/texformat.c
+++ b/mesalib/src/mesa/main/texformat.c
@@ -61,12 +61,9 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
    (void) type;
 
    switch (internalFormat) {
-      /* RGBA formats */
+      /* shallow RGBA formats */
       case 4:
       case GL_RGBA:
-      case GL_RGB10_A2:
-      case GL_RGBA12:
-      case GL_RGBA16:
       case GL_RGBA8:
          return MESA_FORMAT_RGBA8888;
       case GL_RGB5_A1:
@@ -76,12 +73,15 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_RGBA4:
          return MESA_FORMAT_ARGB4444;
 
-      /* RGB formats */
+      /* deep RGBA formats */
+      case GL_RGB10_A2:
+      case GL_RGBA12:
+      case GL_RGBA16:
+         return MESA_FORMAT_RGBA_16;
+
+      /* shallow RGB formats */
       case 3:
       case GL_RGB:
-      case GL_RGB10:
-      case GL_RGB12:
-      case GL_RGB16:
       case GL_RGB8:
          return MESA_FORMAT_RGB888;
       case GL_R3_G3_B2:
@@ -91,6 +91,12 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       case GL_RGB5:
          return MESA_FORMAT_RGB565;
 
+      /* deep RGB formats */
+      case GL_RGB10:
+      case GL_RGB12:
+      case GL_RGB16:
+         return MESA_FORMAT_RGBA_16;
+
       /* Alpha formats */
       case GL_ALPHA:
       case GL_ALPHA4:
@@ -294,6 +300,32 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
       }
    }
 
+   if (ctx->VersionMajor * 10 + ctx->VersionMinor >= 31) {
+      switch (internalFormat) {
+         case GL_RED_SNORM:
+         case GL_R8_SNORM:
+            return MESA_FORMAT_SIGNED_R8;
+         case GL_RG_SNORM:
+         case GL_RG8_SNORM:
+            return MESA_FORMAT_SIGNED_RG88;
+         case GL_RGB_SNORM:
+         case GL_RGB8_SNORM:
+            return MESA_FORMAT_SIGNED_RGBX8888;
+         case GL_RGBA_SNORM:
+         case GL_RGBA8_SNORM:
+            return MESA_FORMAT_SIGNED_RGBA8888;
+         case GL_R16_SNORM:
+            return MESA_FORMAT_SIGNED_R_16;
+         case GL_RG16_SNORM:
+            return MESA_FORMAT_SIGNED_RG_16;
+         case GL_RGB16_SNORM:
+            return MESA_FORMAT_SIGNED_RGB_16;
+         case GL_RGBA16_SNORM:
+            return MESA_FORMAT_SIGNED_RGBA_16;
+         default:
+            ; /* fall-through */
+      }
+   }
 
 #if FEATURE_EXT_texture_sRGB
    if (ctx->Extensions.EXT_texture_sRGB) {
@@ -350,6 +382,53 @@ _mesa_choose_tex_format( GLcontext *ctx, GLint internalFormat,
    }
 #endif /* FEATURE_EXT_texture_sRGB */
 
+   if (ctx->Extensions.EXT_texture_integer) {
+      switch (internalFormat) {
+      case GL_RGBA32UI_EXT:
+      case GL_RGB32UI_EXT:
+      case GL_ALPHA32UI_EXT:
+      case GL_INTENSITY32UI_EXT:
+      case GL_LUMINANCE32UI_EXT:
+      case GL_LUMINANCE_ALPHA32UI_EXT:
+         return MESA_FORMAT_RGBA_UINT32;
+      case GL_RGBA16UI_EXT:
+      case GL_RGB16UI_EXT:
+      case GL_ALPHA16UI_EXT:
+      case GL_INTENSITY16UI_EXT:
+      case GL_LUMINANCE16UI_EXT:
+      case GL_LUMINANCE_ALPHA16UI_EXT:
+         return MESA_FORMAT_RGBA_UINT16;
+      case GL_RGBA8UI_EXT:
+      case GL_RGB8UI_EXT:
+      case GL_ALPHA8UI_EXT:
+      case GL_INTENSITY8UI_EXT:
+      case GL_LUMINANCE8UI_EXT:
+      case GL_LUMINANCE_ALPHA8UI_EXT:
+         return MESA_FORMAT_RGBA_UINT8;
+      case GL_RGBA32I_EXT:
+      case GL_RGB32I_EXT:
+      case GL_ALPHA32I_EXT:
+      case GL_INTENSITY32I_EXT:
+      case GL_LUMINANCE32I_EXT:
+      case GL_LUMINANCE_ALPHA32I_EXT:
+         return MESA_FORMAT_RGBA_INT32;
+      case GL_RGBA16I_EXT:
+      case GL_RGB16I_EXT:
+      case GL_ALPHA16I_EXT:
+      case GL_INTENSITY16I_EXT:
+      case GL_LUMINANCE16I_EXT:
+      case GL_LUMINANCE_ALPHA16I_EXT:
+         return MESA_FORMAT_RGBA_INT16;
+      case GL_RGBA8I_EXT:
+      case GL_RGB8I_EXT:
+      case GL_ALPHA8I_EXT:
+      case GL_INTENSITY8I_EXT:
+      case GL_LUMINANCE8I_EXT:
+      case GL_LUMINANCE_ALPHA8I_EXT:
+         return MESA_FORMAT_RGBA_INT8;
+      }
+   }
+
    _mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()");
    return MESA_FORMAT_NONE;
 }
-- 
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