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-rw-r--r--src/mesa/state_tracker/st_format.c50
1 files changed, 28 insertions, 22 deletions
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index b6b9375967..f93f7f48d9 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -275,20 +275,23 @@ st_mesa_format_to_pipe_format(GLuint mesaFormat)
}
/**
- * Search list of formats for first RGBA format.
+ * Find an RGBA format supported by the context/winsys.
*/
static GLuint
default_rgba_format(
struct pipe_context *pipe )
{
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_U_R8_G8_B8_A8 )) {
- return PIPE_FORMAT_U_R8_G8_B8_A8;
- }
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_U_A8_R8_G8_B8 )) {
- return PIPE_FORMAT_U_A8_R8_G8_B8;
- }
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_U_R5_G6_B5 )) {
- return PIPE_FORMAT_U_R5_G6_B5;
+ static const uint colorFormats[] = {
+ PIPE_FORMAT_U_R8_G8_B8_A8,
+ PIPE_FORMAT_U_A8_R8_G8_B8,
+ PIPE_FORMAT_U_B8_G8_R8_A8,
+ PIPE_FORMAT_U_R5_G6_B5
+ };
+ uint i;
+ for (i = 0; i < Elements(colorFormats); i++) {
+ if (pipe->is_format_supported( pipe, colorFormats[i] )) {
+ return colorFormats[i];
+ }
}
return PIPE_FORMAT_NONE;
}
@@ -309,27 +312,28 @@ default_deep_rgba_format(
/**
- * Search list of formats for first depth/Z format.
+ * Find an Z format supported by the context/winsys.
*/
static GLuint
default_depth_format(
struct pipe_context *pipe )
{
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_U_Z16 )) {
- return PIPE_FORMAT_U_Z16;
- }
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_U_Z32 )) {
- return PIPE_FORMAT_U_Z32;
- }
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_S8_Z24 )) {
- return PIPE_FORMAT_S8_Z24;
- }
- if (pipe->is_format_supported( pipe, PIPE_FORMAT_Z24_S8 )) {
- return PIPE_FORMAT_Z24_S8;
+ static const uint zFormats[] = {
+ PIPE_FORMAT_U_Z16,
+ PIPE_FORMAT_U_Z32,
+ PIPE_FORMAT_S8_Z24,
+ PIPE_FORMAT_Z24_S8
+ };
+ uint i;
+ for (i = 0; i < Elements(zFormats); i++) {
+ if (pipe->is_format_supported( pipe, zFormats[i] )) {
+ return zFormats[i];
+ }
}
return PIPE_FORMAT_NONE;
}
+
/**
* Choose the PIPE_FORMAT_ to use for storing a texture image based
* on the user's internalFormat, format and type parameters.
@@ -541,7 +545,7 @@ st_choose_pipe_format(struct pipe_context *pipe, GLint internalFormat,
*/
const struct gl_texture_format *
st_ChooseTextureFormat(GLcontext * ctx, GLint internalFormat,
- GLenum format, GLenum type)
+ GLenum format, GLenum type)
{
#if 0
struct intel_context *intel = intel_context(ctx);
@@ -550,6 +554,8 @@ st_ChooseTextureFormat(GLcontext * ctx, GLint internalFormat,
const GLboolean do32bpt = 1;
#endif
+ (void) ctx;
+
switch (internalFormat) {
case 4:
case GL_RGBA: