summaryrefslogtreecommitdiff
path: root/src/mesa/main/texstore.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/main/texstore.c')
-rw-r--r--src/mesa/main/texstore.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 3e87e47cb1..07421b6657 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -3160,87 +3160,6 @@ _mesa_unmap_teximage_pbo(GLcontext *ctx,
}
-
-/**
- * Adaptor for fetching a GLchan texel from a float-valued texture.
- */
-static void
-fetch_texel_float_to_chan(const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texelOut)
-{
- GLfloat temp[4];
- GLenum baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
-
- ASSERT(texImage->FetchTexelf);
- texImage->FetchTexelf(texImage, i, j, k, temp);
- if (baseFormat == GL_DEPTH_COMPONENT ||
- baseFormat == GL_DEPTH_STENCIL_EXT) {
- /* just one channel */
- UNCLAMPED_FLOAT_TO_CHAN(texelOut[0], temp[0]);
- }
- else {
- /* four channels */
- UNCLAMPED_FLOAT_TO_CHAN(texelOut[0], temp[0]);
- UNCLAMPED_FLOAT_TO_CHAN(texelOut[1], temp[1]);
- UNCLAMPED_FLOAT_TO_CHAN(texelOut[2], temp[2]);
- UNCLAMPED_FLOAT_TO_CHAN(texelOut[3], temp[3]);
- }
-}
-
-
-/**
- * Adaptor for fetching a float texel from a GLchan-valued texture.
- */
-static void
-fetch_texel_chan_to_float(const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texelOut)
-{
- GLchan temp[4];
- GLenum baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
-
- ASSERT(texImage->FetchTexelc);
- texImage->FetchTexelc(texImage, i, j, k, temp);
- if (baseFormat == GL_DEPTH_COMPONENT ||
- baseFormat == GL_DEPTH_STENCIL_EXT) {
- /* just one channel */
- texelOut[0] = CHAN_TO_FLOAT(temp[0]);
- }
- else {
- /* four channels */
- texelOut[0] = CHAN_TO_FLOAT(temp[0]);
- texelOut[1] = CHAN_TO_FLOAT(temp[1]);
- texelOut[2] = CHAN_TO_FLOAT(temp[2]);
- texelOut[3] = CHAN_TO_FLOAT(temp[3]);
- }
-}
-
-
-/**
- * Initialize the texture image's FetchTexelc and FetchTexelf methods.
- */
-void
-_mesa_set_fetch_functions(struct gl_texture_image *texImage, GLuint dims)
-{
- ASSERT(dims == 1 || dims == 2 || dims == 3);
- ASSERT(texImage->TexFormat);
-
- texImage->FetchTexelf =
- _mesa_get_texel_fetch_func(texImage->TexFormat, dims);
-
- /* now check if we need to use a float/chan adaptor */
- if (!texImage->FetchTexelc) {
- texImage->FetchTexelc = fetch_texel_float_to_chan;
- }
- else if (!texImage->FetchTexelf) {
- texImage->FetchTexelf = fetch_texel_chan_to_float;
- }
-
-
- ASSERT(texImage->FetchTexelc);
- ASSERT(texImage->FetchTexelf);
-}
-
-
static void
compute_texture_size(GLcontext *ctx, struct gl_texture_image *texImage)
{