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path: root/src/mesa/shader/slang/slang_link.c
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Diffstat (limited to 'src/mesa/shader/slang/slang_link.c')
-rw-r--r--src/mesa/shader/slang/slang_link.c32
1 files changed, 22 insertions, 10 deletions
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index b5862bda822..99f2cbdcc05 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -318,7 +318,7 @@ _slang_resolve_attributes(struct gl_shader_program *shProg,
{
GLint attribMap[MAX_VERTEX_ATTRIBS];
GLuint i, j;
- GLbitfield usedAttributes;
+ GLbitfield usedAttributes; /* generics only, not legacy attributes */
assert(origProg != linkedProg);
assert(origProg->Target == GL_VERTEX_PROGRAM_ARB);
@@ -342,6 +342,15 @@ _slang_resolve_attributes(struct gl_shader_program *shProg,
usedAttributes |= (1 << attr);
}
+ /* If gl_Vertex is used, that actually counts against the limit
+ * on generic vertex attributes. This avoids the ambiguity of
+ * whether glVertexAttrib4fv(0, v) sets legacy attribute 0 (vert pos)
+ * or generic attribute[0]. If gl_Vertex is used, we want the former.
+ */
+ if (origProg->InputsRead & VERT_BIT_POS) {
+ usedAttributes |= 0x1;
+ }
+
/* initialize the generic attribute map entries to -1 */
for (i = 0; i < MAX_VERTEX_ATTRIBS; i++) {
attribMap[i] = -1;
@@ -384,7 +393,7 @@ _slang_resolve_attributes(struct gl_shader_program *shProg,
* Start at 1 since generic attribute 0 always aliases
* glVertex/position.
*/
- for (attr = 1; attr < MAX_VERTEX_ATTRIBS; attr++) {
+ for (attr = 0; attr < MAX_VERTEX_ATTRIBS; attr++) {
if (((1 << attr) & usedAttributes) == 0)
break;
}
@@ -665,12 +674,12 @@ _slang_link(GLcontext *ctx,
/* notify driver that a new fragment program has been compiled/linked */
ctx->Driver.ProgramStringNotify(ctx, GL_FRAGMENT_PROGRAM_ARB,
&shProg->FragmentProgram->Base);
- if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) {
- printf("Mesa original fragment program:\n");
+ if (ctx->Shader.Flags & GLSL_DUMP) {
+ _mesa_printf("Mesa pre-link fragment program:\n");
_mesa_print_program(&fragProg->Base);
_mesa_print_program_parameters(ctx, &fragProg->Base);
- printf("Mesa post-link fragment program:\n");
+ _mesa_printf("Mesa post-link fragment program:\n");
_mesa_print_program(&shProg->FragmentProgram->Base);
_mesa_print_program_parameters(ctx, &shProg->FragmentProgram->Base);
}
@@ -683,20 +692,23 @@ _slang_link(GLcontext *ctx,
/* notify driver that a new vertex program has been compiled/linked */
ctx->Driver.ProgramStringNotify(ctx, GL_VERTEX_PROGRAM_ARB,
&shProg->VertexProgram->Base);
- if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) {
- printf("Mesa original vertex program:\n");
+ if (ctx->Shader.Flags & GLSL_DUMP) {
+ _mesa_printf("Mesa pre-link vertex program:\n");
_mesa_print_program(&vertProg->Base);
_mesa_print_program_parameters(ctx, &vertProg->Base);
- printf("Mesa post-link vertex program:\n");
+ _mesa_printf("Mesa post-link vertex program:\n");
_mesa_print_program(&shProg->VertexProgram->Base);
_mesa_print_program_parameters(ctx, &shProg->VertexProgram->Base);
}
}
- if (MESA_VERBOSE & VERBOSE_GLSL_DUMP) {
- printf("Varying vars:\n");
+ if (ctx->Shader.Flags & GLSL_DUMP) {
+ _mesa_printf("Varying vars:\n");
_mesa_print_parameter_list(shProg->Varying);
+ if (shProg->InfoLog) {
+ _mesa_printf("Info Log: %s\n", shProg->InfoLog);
+ }
}
shProg->LinkStatus = (shProg->VertexProgram || shProg->FragmentProgram);