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authormarha <marha@users.sourceforge.net>2014-03-04 12:18:13 +0100
committermarha <marha@users.sourceforge.net>2014-03-04 12:23:48 +0100
commit45392e4a0642880b569ea5d4a350cdc395a2c7db (patch)
treec3c2a49de903a18c3f8e1bf79684c29337ebcf7c /mesalib/src/mesa/main/uniform_query.cpp
parent5ec0616d4e3c4c6095f4975abbe9c21e5b6af967 (diff)
parent321c01267ae1c446f1bd22b642567fcafa016c02 (diff)
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Merge remote-tracking branch 'origin/released'
* origin/released: libX11 libxcb mesa xserver xcb-proto xkeyboard-config git update 4 Mar 2014 Conflicts: mesalib/src/mapi/glapi/glapi.h mesalib/src/mapi/glapi/glthread.c mesalib/src/mesa/drivers/dri/common/dri_util.c mesalib/src/mesa/main/bufferobj.c xorg-server/dix/dispatch.c xorg-server/hw/xwin/glx/gen_gl_wrappers.py xorg-server/hw/xwin/winmultiwindowwm.c
Diffstat (limited to 'mesalib/src/mesa/main/uniform_query.cpp')
-rw-r--r--mesalib/src/mesa/main/uniform_query.cpp36
1 files changed, 36 insertions, 0 deletions
diff --git a/mesalib/src/mesa/main/uniform_query.cpp b/mesalib/src/mesa/main/uniform_query.cpp
index 82d7628e8..8cc5da752 100644
--- a/mesalib/src/mesa/main/uniform_query.cpp
+++ b/mesalib/src/mesa/main/uniform_query.cpp
@@ -684,6 +684,7 @@ _mesa_uniform(struct gl_context *ctx, struct gl_shader_program *shProg,
match = true;
break;
case GLSL_TYPE_SAMPLER:
+ case GLSL_TYPE_IMAGE:
match = (basicType == GLSL_TYPE_INT);
break;
default:
@@ -735,6 +736,22 @@ _mesa_uniform(struct gl_context *ctx, struct gl_shader_program *shProg,
}
}
+ if (uni->type->is_image()) {
+ int i;
+
+ for (i = 0; i < count; i++) {
+ const int unit = ((GLint *) values)[i];
+
+ /* check that the image unit is legal */
+ if (unit < 0 || unit >= (int)ctx->Const.MaxImageUnits) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glUniform1i(invalid image unit index for uniform %d)",
+ location);
+ return;
+ }
+ }
+ }
+
/* Page 82 (page 96 of the PDF) of the OpenGL 2.1 spec says:
*
* "When loading N elements starting at an arbitrary position k in a
@@ -830,6 +847,25 @@ _mesa_uniform(struct gl_context *ctx, struct gl_shader_program *shProg,
}
}
}
+
+ /* If the uniform is an image, update the mapping from image
+ * uniforms to image units present in the shader data structure.
+ */
+ if (uni->type->is_image()) {
+ int i, j;
+
+ for (i = 0; i < MESA_SHADER_STAGES; i++) {
+ if (uni->image[i].active) {
+ struct gl_shader *sh = shProg->_LinkedShaders[i];
+
+ for (j = 0; j < count; j++)
+ sh->ImageUnits[uni->image[i].index + offset + j] =
+ ((GLint *) values)[j];
+ }
+ }
+
+ ctx->NewDriverState |= ctx->DriverFlags.NewImageUnits;
+ }
}
/**