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authorBrian Paul <brian.paul@tungstengraphics.com>2005-10-01 16:08:27 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2005-10-01 16:08:27 +0000
commit184a9707227ab024d65d352fe7c09b3e287348e9 (patch)
tree18de1097c02b393672c3e2f535c1d34c1c610a13 /src
parentb0a0ca8bd9edc13e495a39709cc28953dd3fbd9c (diff)
added _mesa_texstore_z24_s8()
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/texstore.c48
1 files changed, 40 insertions, 8 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index ccdb81c615..9423b643db 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -1936,6 +1936,33 @@ _mesa_texstore_ycbcr(STORE_PARAMS)
+/**
+ * Store a combined depth/stencil texture image.
+ */
+GLboolean
+_mesa_texstore_z24_s8(STORE_PARAMS)
+{
+ ASSERT(dstFormat == &_mesa_texformat_z24_s8);
+ ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT);
+ ASSERT(srcType == GL_UNSIGNED_INT_24_8_EXT);
+
+ if (!ctx->_ImageTransferState &&
+ !srcPacking->SwapBytes) {
+ memcpy_texture(ctx, dims,
+ dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+ dstRowStride, dstImageStride,
+ srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+ srcAddr, srcPacking);
+ }
+ else {
+ _mesa_problem(ctx, "_mesa_texstore_z24_s8 not finished");
+ }
+
+
+ return GL_TRUE;
+}
+
+
/**
* Store an image in any of the formats:
@@ -4021,16 +4048,16 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
/* Can't use FetchTexel here because that returns RGBA */
if (texImage->TexFormat->IndexBits == 8) {
const GLubyte *src = (const GLubyte *) texImage->Data;
+ src += width * (img * texImage->Height + row);
for (col = 0; col < width; col++) {
- indexRow[col] = src[texImage->Width *
- (img * texImage->Height + row) + col];
+ indexRow[col] = src[col];
}
}
else if (texImage->TexFormat->IndexBits == 16) {
const GLushort *src = (const GLushort *) texImage->Data;
+ src += width * (img * texImage->Height + row);
for (col = 0; col < width; col++) {
- indexRow[col] = src[texImage->Width *
- (img * texImage->Height + row) + col];
+ indexRow[col] = src[col];
}
}
else {
@@ -4051,6 +4078,15 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
_mesa_pack_depth_span(ctx, width, dest, type,
depthRow, &ctx->Pack);
}
+ else if (format == GL_DEPTH_STENCIL_EXT) {
+ /* XXX Note: we're bypassing texImage->FetchTexel()! */
+ const GLuint *src = (const GLuint *) texImage->Data;
+ src += width * row + width * height * img;
+ _mesa_memcpy(dest, src, width * sizeof(GLuint));
+ if (ctx->Pack.SwapBytes) {
+ _mesa_swap4((GLuint *) dest, width);
+ }
+ }
else if (format == GL_YCBCR_MESA) {
/* No pixel transfer */
const GLint rowstride = texImage->RowStride;
@@ -4069,10 +4105,6 @@ _mesa_get_teximage(GLcontext *ctx, GLenum target, GLint level,
_mesa_swap2((GLushort *) dest, width);
}
}
- else if (format == GL_DEPTH_STENCIL_EXT) {
- /* XXX special case */
-
- }
else {
/* general case: convert row to RGBA format */
GLfloat rgba[MAX_WIDTH][4];