On 07/11/2011 03:54 PM, Marek Olšák wrote:
This makes it easier to hit the fast path and get a float format
when we ask for it.
---
  src/mesa/state_tracker/st_cb_drawpixels.c |   29 +++++++++++++++++++++++++++--
  1 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c 
b/src/mesa/state_tracker/st_cb_drawpixels.c
index d3e6aef..1d908c0 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -281,11 +281,36 @@ internal_format(struct gl_context *ctx, GLenum format, 
GLenum type)
  {
     switch (format) {
     case GL_DEPTH_COMPONENT:
-      return GL_DEPTH_COMPONENT;
+      switch (type) {
+      case GL_UNSIGNED_SHORT:
+         return GL_DEPTH_COMPONENT16;
+
+      case GL_UNSIGNED_INT:
+         return GL_DEPTH_COMPONENT32;
+
+      case GL_FLOAT:
+         if (ctx->Extensions.ARB_depth_buffer_float)
+            return GL_DEPTH_COMPONENT32F;
+         else
+            return GL_DEPTH_COMPONENT;
+
+      default:
+         return GL_DEPTH_COMPONENT;
+      }
+
     case GL_DEPTH_STENCIL:
-      return GL_DEPTH_STENCIL;
+      switch (type) {
+      case GL_FLOAT_32_UNSIGNED_INT_24_8_REV:
+         return GL_DEPTH32F_STENCIL8;
+
+      case GL_UNSIGNED_INT_24_8:
+      default:
+         return GL_DEPTH24_STENCIL8;
+      }
+
     case GL_STENCIL_INDEX:
        return GL_STENCIL_INDEX;
+
     default:
        if (_mesa_is_integer_format(format)) {
           switch (type) {


Reviewed-by: Brian Paul <[email protected]>
_______________________________________________
mesa-dev mailing list
[email protected]
http://lists.freedesktop.org/mailman/listinfo/mesa-dev

Reply via email to