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authormarha <marha@users.sourceforge.net>2010-03-07 16:00:29 +0000
committermarha <marha@users.sourceforge.net>2010-03-07 16:00:29 +0000
commitb40894093babb10f3cd155f11ff2d6c710372395 (patch)
treee6e94e5aa39ca9d5a653af567145e4b5dda25d61 /mesalib/src/mesa/main/framebuffer.c
parentd27419efcdaaccb40e0f10c549a6b732a2f29e81 (diff)
parent14b1cb8d5a27ec9716d3f790fce95f0469e35605 (diff)
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svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/mesa/main/framebuffer.c')
-rw-r--r--mesalib/src/mesa/main/framebuffer.c96
1 files changed, 66 insertions, 30 deletions
diff --git a/mesalib/src/mesa/main/framebuffer.c b/mesalib/src/mesa/main/framebuffer.c
index dc79b8ca6..d958dbf7d 100644
--- a/mesalib/src/mesa/main/framebuffer.c
+++ b/mesalib/src/mesa/main/framebuffer.c
@@ -35,6 +35,7 @@
#include "buffers.h"
#include "context.h"
#include "depthstencil.h"
+#include "formats.h"
#include "macros.h"
#include "mtypes.h"
#include "fbobject.h"
@@ -281,7 +282,6 @@ _mesa_resize_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb,
struct gl_renderbuffer *rb = att->Renderbuffer;
/* only resize if size is changing */
if (rb->Width != width || rb->Height != height) {
- /* could just as well pass rb->_ActualFormat here */
if (rb->AllocStorage(ctx, rb, rb->InternalFormat, width, height)) {
ASSERT(rb->Width == width);
ASSERT(rb->Height == height);
@@ -523,19 +523,22 @@ _mesa_update_framebuffer_visual(struct gl_framebuffer *fb)
for (i = 0; i < BUFFER_COUNT; i++) {
if (fb->Attachment[i].Renderbuffer) {
const struct gl_renderbuffer *rb = fb->Attachment[i].Renderbuffer;
- if (rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB) {
- fb->Visual.redBits = rb->RedBits;
- fb->Visual.greenBits = rb->GreenBits;
- fb->Visual.blueBits = rb->BlueBits;
- fb->Visual.alphaBits = rb->AlphaBits;
+ const GLenum baseFormat = _mesa_get_format_base_format(rb->Format);
+ const gl_format fmt = rb->Format;
+
+ if (baseFormat == GL_RGBA || baseFormat == GL_RGB) {
+ fb->Visual.redBits = _mesa_get_format_bits(fmt, GL_RED_BITS);
+ fb->Visual.greenBits = _mesa_get_format_bits(fmt, GL_GREEN_BITS);
+ fb->Visual.blueBits = _mesa_get_format_bits(fmt, GL_BLUE_BITS);
+ fb->Visual.alphaBits = _mesa_get_format_bits(fmt, GL_ALPHA_BITS);
fb->Visual.rgbBits = fb->Visual.redBits
+ fb->Visual.greenBits + fb->Visual.blueBits;
fb->Visual.floatMode = GL_FALSE;
fb->Visual.samples = rb->NumSamples;
break;
}
- else if (rb->_BaseFormat == GL_COLOR_INDEX) {
- fb->Visual.indexBits = rb->IndexBits;
+ else if (baseFormat == GL_COLOR_INDEX) {
+ fb->Visual.indexBits = _mesa_get_format_bits(fmt, GL_INDEX_BITS);
fb->Visual.rgbMode = GL_FALSE;
break;
}
@@ -543,27 +546,30 @@ _mesa_update_framebuffer_visual(struct gl_framebuffer *fb)
}
if (fb->Attachment[BUFFER_DEPTH].Renderbuffer) {
+ const struct gl_renderbuffer *rb =
+ fb->Attachment[BUFFER_DEPTH].Renderbuffer;
+ const gl_format fmt = rb->Format;
fb->Visual.haveDepthBuffer = GL_TRUE;
- fb->Visual.depthBits
- = fb->Attachment[BUFFER_DEPTH].Renderbuffer->DepthBits;
+ fb->Visual.depthBits = _mesa_get_format_bits(fmt, GL_DEPTH_BITS);
}
if (fb->Attachment[BUFFER_STENCIL].Renderbuffer) {
+ const struct gl_renderbuffer *rb =
+ fb->Attachment[BUFFER_STENCIL].Renderbuffer;
+ const gl_format fmt = rb->Format;
fb->Visual.haveStencilBuffer = GL_TRUE;
- fb->Visual.stencilBits
- = fb->Attachment[BUFFER_STENCIL].Renderbuffer->StencilBits;
+ fb->Visual.stencilBits = _mesa_get_format_bits(fmt, GL_STENCIL_BITS);
}
if (fb->Attachment[BUFFER_ACCUM].Renderbuffer) {
+ const struct gl_renderbuffer *rb =
+ fb->Attachment[BUFFER_ACCUM].Renderbuffer;
+ const gl_format fmt = rb->Format;
fb->Visual.haveAccumBuffer = GL_TRUE;
- fb->Visual.accumRedBits
- = fb->Attachment[BUFFER_ACCUM].Renderbuffer->RedBits;
- fb->Visual.accumGreenBits
- = fb->Attachment[BUFFER_ACCUM].Renderbuffer->GreenBits;
- fb->Visual.accumBlueBits
- = fb->Attachment[BUFFER_ACCUM].Renderbuffer->BlueBits;
- fb->Visual.accumAlphaBits
- = fb->Attachment[BUFFER_ACCUM].Renderbuffer->AlphaBits;
+ fb->Visual.accumRedBits = _mesa_get_format_bits(fmt, GL_RED_BITS);
+ fb->Visual.accumGreenBits = _mesa_get_format_bits(fmt, GL_GREEN_BITS);
+ fb->Visual.accumBlueBits = _mesa_get_format_bits(fmt, GL_BLUE_BITS);
+ fb->Visual.accumAlphaBits = _mesa_get_format_bits(fmt, GL_ALPHA_BITS);
}
compute_depth_max(fb);
@@ -592,11 +598,11 @@ _mesa_update_depth_buffer(GLcontext *ctx,
depthRb = fb->Attachment[attIndex].Renderbuffer;
- if (depthRb && depthRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT) {
+ if (depthRb && depthRb->_BaseFormat == GL_DEPTH_STENCIL) {
/* The attached depth buffer is a GL_DEPTH_STENCIL renderbuffer */
if (!fb->_DepthBuffer
|| fb->_DepthBuffer->Wrapped != depthRb
- || fb->_DepthBuffer->_BaseFormat != GL_DEPTH_COMPONENT) {
+ || _mesa_get_format_base_format(fb->_DepthBuffer->Format) != GL_DEPTH_COMPONENT) {
/* need to update wrapper */
struct gl_renderbuffer *wrapper
= _mesa_new_z24_renderbuffer_wrapper(ctx, depthRb);
@@ -633,11 +639,11 @@ _mesa_update_stencil_buffer(GLcontext *ctx,
stencilRb = fb->Attachment[attIndex].Renderbuffer;
- if (stencilRb && stencilRb->_ActualFormat == GL_DEPTH24_STENCIL8_EXT) {
+ if (stencilRb && stencilRb->_BaseFormat == GL_DEPTH_STENCIL) {
/* The attached stencil buffer is a GL_DEPTH_STENCIL renderbuffer */
if (!fb->_StencilBuffer
|| fb->_StencilBuffer->Wrapped != stencilRb
- || fb->_StencilBuffer->_BaseFormat != GL_STENCIL_INDEX) {
+ || _mesa_get_format_base_format(fb->_StencilBuffer->Format) != GL_STENCIL_INDEX) {
/* need to update wrapper */
struct gl_renderbuffer *wrapper
= _mesa_new_s8_renderbuffer_wrapper(ctx, stencilRb);
@@ -854,30 +860,32 @@ _mesa_source_buffer_exists(GLcontext *ctx, GLenum format)
if (ctx->ReadBuffer->_ColorReadBuffer == NULL) {
return GL_FALSE;
}
- ASSERT(ctx->ReadBuffer->_ColorReadBuffer->RedBits > 0 ||
- ctx->ReadBuffer->_ColorReadBuffer->IndexBits > 0);
+ ASSERT(_mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_RED_BITS) > 0 ||
+ _mesa_get_format_bits(ctx->ReadBuffer->_ColorReadBuffer->Format, GL_INDEX_BITS) > 0);
break;
case GL_DEPTH:
case GL_DEPTH_COMPONENT:
if (!att[BUFFER_DEPTH].Renderbuffer) {
return GL_FALSE;
}
- ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
+ /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
break;
case GL_STENCIL:
case GL_STENCIL_INDEX:
if (!att[BUFFER_STENCIL].Renderbuffer) {
return GL_FALSE;
}
- ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+ /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
break;
case GL_DEPTH_STENCIL_EXT:
if (!att[BUFFER_DEPTH].Renderbuffer ||
!att[BUFFER_STENCIL].Renderbuffer) {
return GL_FALSE;
}
+ /*
ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+ */
break;
default:
_mesa_problem(ctx,
@@ -932,22 +940,24 @@ _mesa_dest_buffer_exists(GLcontext *ctx, GLenum format)
if (!att[BUFFER_DEPTH].Renderbuffer) {
return GL_FALSE;
}
- ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
+ /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
break;
case GL_STENCIL:
case GL_STENCIL_INDEX:
if (!att[BUFFER_STENCIL].Renderbuffer) {
return GL_FALSE;
}
- ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+ /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
break;
case GL_DEPTH_STENCIL_EXT:
if (!att[BUFFER_DEPTH].Renderbuffer ||
!att[BUFFER_STENCIL].Renderbuffer) {
return GL_FALSE;
}
+ /*
ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
+ */
break;
default:
_mesa_problem(ctx,
@@ -959,3 +969,29 @@ _mesa_dest_buffer_exists(GLcontext *ctx, GLenum format)
/* OK */
return GL_TRUE;
}
+
+GLenum
+_mesa_get_color_read_format(GLcontext *ctx)
+{
+ switch (ctx->ReadBuffer->_ColorReadBuffer->Format) {
+ case MESA_FORMAT_ARGB8888:
+ return GL_BGRA;
+ case MESA_FORMAT_RGB565:
+ return GL_BGR;
+ default:
+ return GL_RGBA;
+ }
+}
+
+GLenum
+_mesa_get_color_read_type(GLcontext *ctx)
+{
+ switch (ctx->ReadBuffer->_ColorReadBuffer->Format) {
+ case MESA_FORMAT_ARGB8888:
+ return GL_UNSIGNED_BYTE;
+ case MESA_FORMAT_RGB565:
+ return GL_UNSIGNED_SHORT_5_6_5_REV;
+ default:
+ return GL_UNSIGNED_BYTE;
+ }
+}