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1D convolution (and post-conv scale/bias) were inadvertantly applied to 2D image transfers.

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This commit is contained in:
Brian
2007-03-21 09:44:03 -06:00
parent c5fe807e42
commit 249b451d20
3 changed files with 15 additions and 1 deletions
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7
src/mesa/swrast/s_copypix.c
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@@ -199,7 +199,7 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
GLint sy, dy, stepy, row;
const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F;
GLint overlapping;
const GLuint transferOps = ctx->_ImageTransferState;
GLuint transferOps = ctx->_ImageTransferState;
SWspan span;
if (!ctx->ReadBuffer->_ColorReadBuffer) {
@@ -211,6 +211,11 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
copy_conv_rgba_pixels(ctx, srcx, srcy, width, height, destx, desty);
return;
}
else if (ctx->Pixel.Convolution1DEnabled) {
/* make sure we don't apply 1D convolution */
transferOps &= ~(IMAGE_CONVOLUTION_BIT |
IMAGE_POST_CONVOLUTION_SCALE_BIAS);
}
/* Determine if copy should be done bottom-to-top or top-to-bottom */
if (srcy < desty) {

5
src/mesa/swrast/s_drawpix.c
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@@ -619,6 +619,11 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
type = GL_FLOAT;
transferOps &= IMAGE_POST_CONVOLUTION_BITS;
}
else if (ctx->Pixel.Convolution1DEnabled) {
/* we only want to apply 1D convolution to glTexImage1D */
transferOps &= ~(IMAGE_CONVOLUTION_BIT |
IMAGE_POST_CONVOLUTION_SCALE_BIAS);
}
if (ctx->DrawBuffer->_NumColorDrawBuffers[0] > 0 &&
ctx->DrawBuffer->_ColorDrawBuffers[0][0]->DataType != GL_FLOAT &&

4
src/mesa/swrast/s_readpix.c
View File

@@ -410,6 +410,10 @@ read_rgba_pixels( GLcontext *ctx,
= (GLubyte *) _mesa_image_address2d(packing, pixels, width, height,
format, type, 0, 0);
/* make sure we don't apply 1D convolution */
transferOps &= ~(IMAGE_CONVOLUTION_BIT |
IMAGE_POST_CONVOLUTION_SCALE_BIAS);
for (row = 0; row < height; row++, y++) {
/* Get float rgba pixels */