diff options
author | Kenneth Graunke <[email protected]> | 2010-07-21 18:07:43 -0700 |
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committer | Kenneth Graunke <[email protected]> | 2010-07-28 15:46:28 -0700 |
commit | 7f042b98126b1710c819091512621c642f8fcbbc (patch) | |
tree | 3567e8c08da1e04af2d7a90fb19ea50e2a348056 /src/glsl | |
parent | 319f4949e0a5f1daa3a760fc84096c041e3ce815 (diff) |
ir_constant_expression: Add support for the "greaterThan" builtin.
Diffstat (limited to 'src/glsl')
-rw-r--r-- | src/glsl/ir_constant_expression.cpp | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp index 9c543d48ed1..d40322252e3 100644 --- a/src/glsl/ir_constant_expression.cpp +++ b/src/glsl/ir_constant_expression.cpp @@ -893,7 +893,22 @@ ir_call::constant_expression_value() } else if (strcmp(callee, "fwidth") == 0) { return ir_constant::zero(mem_ctx, this->type); } else if (strcmp(callee, "greaterThan") == 0) { - return NULL; /* FINISHME: implement this */ + assert(op[0]->type->is_vector() && op[1] && op[1]->type->is_vector()); + for (unsigned c = 0; c < op[0]->type->components(); c++) { + switch (op[0]->type->base_type) { + case GLSL_TYPE_UINT: + data.b[c] = op[0]->value.u[c] > op[1]->value.u[c]; + break; + case GLSL_TYPE_INT: + data.b[c] = op[0]->value.i[c] > op[1]->value.i[c]; + break; + case GLSL_TYPE_FLOAT: + data.b[c] = op[0]->value.f[c] > op[1]->value.f[c]; + break; + default: + assert(!"Should not get here."); + } + } } else if (strcmp(callee, "greaterThanEqual") == 0) { return NULL; /* FINISHME: implement this */ } else if (strcmp(callee, "inversesqrt") == 0) { |