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mesa: fix float-valued GLSL vertex attribute variables

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The swizzle mask for such variables wasn't set up properly.
This commit is contained in:
Brian Paul
2008-11-04 16:52:53 -07:00
parent c7e98469fa
commit f16f53ae3d
1 changed files with 8 additions and 8 deletions
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src/mesa/shader/slang/slang_codegen.c
+8 -8
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@@ -3811,6 +3811,8 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
if (dbg) printf("VARYING ");
}
else if (var->type.qualifier == SLANG_QUAL_ATTRIBUTE) {
GLuint swizzle;
GLint index;
/* attributes must be float, vec or mat */
if (!_slang_type_is_float_vec_mat(var->type.specifier.type)) {
slang_info_log_error(A->log,
@@ -3822,20 +3824,18 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
if (prog) {
/* user-defined vertex attribute */
const GLint attr = -1; /* unknown */
GLint index = _mesa_add_attribute(prog->Attributes, varName,
size, datatype, attr);
swizzle = _slang_var_swizzle(size, 0);
index = _mesa_add_attribute(prog->Attributes, varName,
size, datatype, attr);
assert(index >= 0);
store = _slang_new_ir_storage(PROGRAM_INPUT,
VERT_ATTRIB_GENERIC0 + index, size);
index = VERT_ATTRIB_GENERIC0 + index;
}
else {
/* pre-defined vertex attrib */
GLuint swizzle;
GLint index = _slang_input_index(varName, GL_VERTEX_PROGRAM_ARB,
&swizzle);
index = _slang_input_index(varName, GL_VERTEX_PROGRAM_ARB, &swizzle);
assert(index >= 0);
store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index, size, swizzle);
}
store = _slang_new_ir_storage_swz(PROGRAM_INPUT, index, size, swizzle);
if (dbg) printf("ATTRIB ");
}
else if (var->type.qualifier == SLANG_QUAL_FIXEDINPUT) {