There is no GL_R8 image format in GLES, according to the state table
20.32 of the GLES 3.1 spec the default value should be GL_R32UI.
---
src/mesa/main/shaderimage.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/mesa/main/shaderimage.c b/src/mesa/main/shaderimage.c
index 48e3e09..5a3c47a 100644
--- a/src/mesa/main/shaderimage.c
+++ b/src/mesa/main/shaderimage.c
@@ -397,10 +397,11 @@ is_image_format_supported(const struct gl_context *ctx,
GLenum format)
struct gl_image_unit
_mesa_default_image_unit(struct gl_context *ctx)
{
+ const GLenum format = _mesa_is_desktop_gl(ctx) ? GL_R8 : GL_R32UI;
const struct gl_image_unit u = {
.Access = GL_READ_ONLY,
- .Format = GL_R8,
- ._ActualFormat = _mesa_get_shader_image_format(GL_R8)
+ .Format = format,
+ ._ActualFormat = _mesa_get_shader_image_format(format)
};
return u;
}
--
2.4.6
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