libX11 mesa pixman git update 9 nov 2011

1 files changed, 17 insertions, 23 deletions

diff --git a/mesalib/src/mesa/main/renderbuffer.c b/mesalib/src/mesa/main/renderbuffer.c
index 33bec42d9..4415dbd4f 100644
--- a/mesalib/src/mesa/main/renderbuffer.c
+++ b/mesalib/src/mesa/main/renderbuffer.c
@@ -720,7 +720,8 @@ get_values_ubyte4(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint cou
    GLuint *dst = (GLuint *) values;
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888 ||
+          rb->Format == MESA_FORMAT_RGBA8888_REV);
    for (i = 0; i < count; i++) {
       const GLuint *src = (GLuint *) rb->Data + (y[i] * rb->RowStride + x[i]);
       dst[i] = *src;
@@ -736,7 +737,8 @@ put_row_ubyte4(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint count,
    const GLuint *src = (const GLuint *) values;
    GLuint *dst = (GLuint *) rb->Data + (y * rb->RowStride + x);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888 ||
+          rb->Format == MESA_FORMAT_RGBA8888_REV);
    if (mask) {
       GLuint i;
       for (i = 0; i < count; i++) {
@@ -760,7 +762,8 @@ put_row_rgb_ubyte4(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint co
    GLubyte *dst = (GLubyte *) rb->Data + 4 * (y * rb->RowStride + x);
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888 ||
+          rb->Format == MESA_FORMAT_RGBA8888_REV);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
          dst[i * 4 + 0] = src[i * 3 + 0];
@@ -780,7 +783,8 @@ put_mono_row_ubyte4(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint c
    const GLuint val = *((const GLuint *) value);
    GLuint *dst = (GLuint *) rb->Data + (y * rb->RowStride + x);
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888 ||
+          rb->Format == MESA_FORMAT_RGBA8888_REV);
    if (!mask && val == 0) {
       /* common case */
       memset(dst, 0, count * 4 * sizeof(GLubyte));
@@ -814,7 +818,8 @@ put_values_ubyte4(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint cou
    const GLuint *src = (const GLuint *) values;
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888 ||
+          rb->Format == MESA_FORMAT_RGBA8888_REV);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
          GLuint *dst = (GLuint *) rb->Data + (y[i] * rb->RowStride + x[i]);
@@ -833,7 +838,8 @@ put_mono_values_ubyte4(struct gl_context *ctx, struct gl_renderbuffer *rb,
    const GLuint val = *((const GLuint *) value);
    GLuint i;
    ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
-   ASSERT(rb->Format == MESA_FORMAT_RGBA8888);
+   ASSERT(rb->Format == MESA_FORMAT_RGBA8888 ||
+          rb->Format == MESA_FORMAT_RGBA8888_REV);
    for (i = 0; i < count; i++) {
       if (!mask || mask[i]) {
          GLuint *dst = (GLuint *) rb->Data + (y[i] * rb->RowStride + x[i]);
@@ -1400,6 +1406,7 @@ _mesa_set_renderbuffer_accessors(struct gl_renderbuffer *rb)
       break;
 
    case MESA_FORMAT_RGBA8888:
+   case MESA_FORMAT_RGBA8888_REV:
       rb->DataType = GL_UNSIGNED_BYTE;
       rb->GetValues = get_values_ubyte4;
       rb->PutRow = put_row_ubyte4;
@@ -1622,7 +1629,10 @@ _mesa_soft_renderbuffer_storage(struct gl_context *ctx, struct gl_renderbuffer *
    case GL_RGB10_A2:
    case GL_RGBA12:
 #endif
-      rb->Format = MESA_FORMAT_RGBA8888;
+      if (_mesa_little_endian())
+         rb->Format = MESA_FORMAT_RGBA8888_REV;
+      else
+         rb->Format = MESA_FORMAT_RGBA8888;
       break;
    case GL_RGBA16:
    case GL_RGBA16_SNORM:
@@ -2127,16 +2137,6 @@ _mesa_add_color_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
          return GL_FALSE;
       }
 
-      if (rgbBits <= 8) {
-         if (alphaBits)
-            rb->Format = MESA_FORMAT_RGBA8888;
-         else
-            rb->Format = MESA_FORMAT_RGB888;
-      }
-      else {
-         assert(rgbBits <= 16);
-         rb->Format = MESA_FORMAT_NONE; /*XXX RGBA16;*/
-      }
       rb->InternalFormat = GL_RGBA;
 
       rb->AllocStorage = _mesa_soft_renderbuffer_storage;
@@ -2284,15 +2284,12 @@ _mesa_add_depth_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
    }
 
    if (depthBits <= 16) {
-      rb->Format = MESA_FORMAT_Z16;
       rb->InternalFormat = GL_DEPTH_COMPONENT16;
    }
    else if (depthBits <= 24) {
-      rb->Format = MESA_FORMAT_X8_Z24;
       rb->InternalFormat = GL_DEPTH_COMPONENT24;
    }
    else {
-      rb->Format = MESA_FORMAT_Z32;
       rb->InternalFormat = GL_DEPTH_COMPONENT32;
    }
 
@@ -2332,7 +2329,6 @@ _mesa_add_stencil_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb
    }
 
    assert(stencilBits <= 8);
-   rb->Format = MESA_FORMAT_S8;
    rb->InternalFormat = GL_STENCIL_INDEX8;
 
    rb->AllocStorage = _mesa_soft_renderbuffer_storage;
@@ -2371,7 +2367,6 @@ _mesa_add_accum_renderbuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
       return GL_FALSE;
    }
 
-   rb->Format = MESA_FORMAT_SIGNED_RGBA_16;
    rb->InternalFormat = GL_RGBA16_SNORM;
    rb->AllocStorage = _mesa_soft_renderbuffer_storage;
    _mesa_add_renderbuffer(fb, BUFFER_ACCUM, rb);
@@ -2416,7 +2411,6 @@ _mesa_add_aux_renderbuffers(struct gl_context *ctx, struct gl_framebuffer *fb,
       }
 
       assert (colorBits <= 8);
-      rb->Format = MESA_FORMAT_RGBA8888;
       rb->InternalFormat = GL_RGBA;
 
       rb->AllocStorage = _mesa_soft_renderbuffer_storage;