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-rw-r--r--src/mesa/state_tracker/st_cb_texture.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 942f4a5575b..405af024b7d 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -568,7 +568,7 @@ st_TexImage(GLcontext * ctx,
GLint i;
const GLubyte *src = (const GLubyte *) pixels;
- for (i = 0; i++ < depth;) {
+ for (i = 0; i < depth; i++) {
if (!texImage->TexFormat->StoreImage(ctx, dims,
texImage->_BaseFormat,
texImage->TexFormat,
@@ -581,9 +581,11 @@ st_TexImage(GLcontext * ctx,
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage");
}
- if (stImage->pt && i < depth) {
+ if (stImage->pt && i + 1 < depth) {
+ /* unmap this slice */
st_texture_image_unmap(ctx->st, stImage);
- texImage->Data = st_texture_image_map(ctx->st, stImage, i,
+ /* map next slice of 3D texture */
+ texImage->Data = st_texture_image_map(ctx->st, stImage, i + 1,
PIPE_TRANSFER_WRITE, 0, 0,
stImage->base.Width,
stImage->base.Height);
@@ -711,7 +713,7 @@ st_get_tex_image(GLcontext * ctx, GLenum target, GLint level,
dest = (GLubyte *) pixels;
- for (i = 0; i++ < depth;) {
+ for (i = 0; i < depth; i++) {
if (compressed) {
_mesa_get_compressed_teximage(ctx, target, level, dest,
texObj, texImage);
@@ -721,9 +723,11 @@ st_get_tex_image(GLcontext * ctx, GLenum target, GLint level,
texObj, texImage);
}
- if (stImage->pt && i < depth) {
+ if (stImage->pt && i + 1 < depth) {
+ /* unmap this slice */
st_texture_image_unmap(ctx->st, stImage);
- texImage->Data = st_texture_image_map(ctx->st, stImage, i,
+ /* map next slice of 3D texture */
+ texImage->Data = st_texture_image_map(ctx->st, stImage, i + 1,
PIPE_TRANSFER_READ, 0, 0,
stImage->base.Width,
stImage->base.Height);
@@ -808,7 +812,7 @@ st_TexSubimage(GLcontext *ctx, GLint dims, GLenum target, GLint level,
src = (const GLubyte *) pixels;
dstRowStride = stImage->transfer->stride;
- for (i = 0; i++ < depth;) {
+ for (i = 0; i < depth; i++) {
if (!texImage->TexFormat->StoreImage(ctx, dims, texImage->_BaseFormat,
texImage->TexFormat,
texImage->Data,
@@ -820,10 +824,12 @@ st_TexSubimage(GLcontext *ctx, GLint dims, GLenum target, GLint level,
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage");
}
- if (stImage->pt && i < depth) {
- /* map next slice of 3D texture */
+ if (stImage->pt && i + 1 < depth) {
+ /* unmap this slice */
st_texture_image_unmap(ctx->st, stImage);
- texImage->Data = st_texture_image_map(ctx->st, stImage, zoffset + i,
+ /* map next slice of 3D texture */
+ texImage->Data = st_texture_image_map(ctx->st, stImage,
+ zoffset + i + 1,
PIPE_TRANSFER_WRITE,
xoffset, yoffset,
width, height);