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glsl: skip conversion of half float back to float for GL queries

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This is only needed for GLES where floats have been lowered to
half floats internally. We don't do that in desktop GL and we
need to skip it to return the correct enums for the
AMD_gpu_shader_half_float extension.

Acked-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18540>
This commit is contained in:
Timothy Arceri
2022-06-28 13:18:25 +10:00
committed by Marge Bot
parent 66633dbbd0
commit 9dc651a13f
1 changed files with 7 additions and 4 deletions
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11
src/mesa/main/shader_query.cpp
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@@ -64,8 +64,11 @@ DECL_RESOURCE_FUNC(XFB, gl_transform_feedback_buffer);
DECL_RESOURCE_FUNC(SUB, gl_subroutine_function);
static GLenum
mediump_to_highp_type(GLenum type)
mediump_to_highp_type(struct gl_shader_program *shProg, GLenum type)
{
if (!shProg->IsES)
return type;
switch (type) {
case GL_FLOAT16_NV:
return GL_FLOAT;
@@ -1466,16 +1469,16 @@ _mesa_program_resource_prop(struct gl_shader_program *shProg,
case GL_UNIFORM:
case GL_BUFFER_VARIABLE:
*val = RESOURCE_UNI(res)->type->gl_type;
*val = mediump_to_highp_type(*val);
*val = mediump_to_highp_type(shProg, *val);
return 1;
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
*val = RESOURCE_VAR(res)->type->gl_type;
*val = mediump_to_highp_type(*val);
*val = mediump_to_highp_type(shProg, *val);
return 1;
case GL_TRANSFORM_FEEDBACK_VARYING:
*val = RESOURCE_XFV(res)->Type;
*val = mediump_to_highp_type(*val);
*val = mediump_to_highp_type(shProg, *val);
return 1;
default:
goto invalid_operation;