mesa,st/mesa: implement GL_RGB565 from ARB_ES2_compatibility

[mesa.git] / src / mesa / main / texformat.c

diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 259eb90444d4eb0089219a55f335356afbf01e31..26bcbc10a665508ff7dbc2da360c50e8a8b27f78 100644 (file)
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -258,6 +258,16 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          ; /* fallthrough */
    }
 
+   if (ctx->Extensions.ARB_ES2_compatibility) {
+      switch (internalFormat) {
+         case GL_RGB565:
+            RETURN_IF_SUPPORTED(MESA_FORMAT_RGB565);
+            break;
+         default:
+         ; /* fallthrough */
+      }
+   }
+
    if (ctx->Extensions.MESA_ycbcr_texture) {
       if (internalFormat == GL_YCBCR_MESA) {
          if (type == GL_UNSIGNED_SHORT_8_8_MESA)
@@ -706,6 +716,12 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
          RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT32);
          RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
          break;
+      }
+   }
+
+   if (ctx->VersionMajor >= 3 ||
+       ctx->Extensions.EXT_texture_integer) {
+      switch (internalFormat) {
       case GL_RGB8UI_EXT:
          RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT8);
          RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
@@ -822,7 +838,9 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
       }
    }
 
-   if (ctx->Extensions.ARB_texture_rg && ctx->Extensions.EXT_texture_integer) {
+   if (ctx->VersionMajor >= 3 ||
+       (ctx->Extensions.ARB_texture_rg &&
+        ctx->Extensions.EXT_texture_integer)) {
       switch (internalFormat) {
       case GL_R8UI:
          RETURN_IF_SUPPORTED(MESA_FORMAT_R_UINT8);