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authorBrian Paul <brianp@vmware.com>2009-09-19 16:27:59 -0600
committerBrian Paul <brianp@vmware.com>2009-09-19 16:43:17 -0600
commitdc3839ef3dc032627b7bb10b2c24786efc3ef5ec (patch)
tree96ec07a0e5135d5902b56a9ad4ca0b9c096caf23 /src
parent883dd9d770f0d25fb8474dc381faa99ee38de0e6 (diff)
mesa: move readbuffer tests
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/colortab.c9
-rw-r--r--src/mesa/main/convolve.c8
-rw-r--r--src/mesa/swrast/s_imaging.c20
3 files changed, 16 insertions, 21 deletions
diff --git a/src/mesa/main/colortab.c b/src/mesa/main/colortab.c
index fcd54bc5cc..5447eb18ef 100644
--- a/src/mesa/main/colortab.c
+++ b/src/mesa/main/colortab.c
@@ -543,7 +543,10 @@ _mesa_CopyColorTable(GLenum target, GLenum internalformat,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- /* Select buffer to read from */
+ if (!ctx->ReadBuffer->_ColorReadBuffer) {
+ return; /* no readbuffer - OK */
+ }
+
ctx->Driver.CopyColorTable( ctx, target, internalformat, x, y, width );
}
@@ -556,6 +559,10 @@ _mesa_CopyColorSubTable(GLenum target, GLsizei start,
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+ if (!ctx->ReadBuffer->_ColorReadBuffer) {
+ return; /* no readbuffer - OK */
+ }
+
ctx->Driver.CopyColorSubTable( ctx, target, start, x, y, width );
}
diff --git a/src/mesa/main/convolve.c b/src/mesa/main/convolve.c
index 70951112a1..bf6f6619d4 100644
--- a/src/mesa/main/convolve.c
+++ b/src/mesa/main/convolve.c
@@ -482,6 +482,10 @@ _mesa_CopyConvolutionFilter1D(GLenum target, GLenum internalFormat, GLint x, GLi
return;
}
+ if (!ctx->ReadBuffer->_ColorReadBuffer) {
+ return; /* no readbuffer - OK */
+ }
+
ctx->Driver.CopyConvolutionFilter1D( ctx, target,
internalFormat, x, y, width);
}
@@ -514,6 +518,10 @@ _mesa_CopyConvolutionFilter2D(GLenum target, GLenum internalFormat, GLint x, GLi
return;
}
+ if (!ctx->ReadBuffer->_ColorReadBuffer) {
+ return; /* no readbuffer - OK */
+ }
+
ctx->Driver.CopyConvolutionFilter2D( ctx, target, internalFormat, x, y,
width, height );
}
diff --git a/src/mesa/swrast/s_imaging.c b/src/mesa/swrast/s_imaging.c
index 3578b713f6..5a860a51ba 100644
--- a/src/mesa/swrast/s_imaging.c
+++ b/src/mesa/swrast/s_imaging.c
@@ -42,11 +42,6 @@ _swrast_CopyColorTable( GLcontext *ctx,
GLchan data[MAX_WIDTH][4];
struct gl_buffer_object *bufferSave;
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
if (width > MAX_WIDTH)
width = MAX_WIDTH;
@@ -76,11 +71,6 @@ _swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start,
GLchan data[MAX_WIDTH][4];
struct gl_buffer_object *bufferSave;
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
if (width > MAX_WIDTH)
width = MAX_WIDTH;
@@ -111,11 +101,6 @@ _swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target,
GLchan rgba[MAX_CONVOLUTION_WIDTH][4];
struct gl_buffer_object *bufferSave;
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
swrast_render_start(ctx);
/* read the data from framebuffer */
@@ -147,11 +132,6 @@ _swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target,
GLint i;
struct gl_buffer_object *bufferSave;
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
swrast_render_start(ctx);
/* read pixels from framebuffer */