gtk/gsk/gl/gskglshaderbuilderprivate.h
Alexander Larsson 4d697283ae Support GLShaderNode in backends
For vulkan/broadway this just means to ignore it, but for the gl
backend we support (with up to 4 texture inputs, which is similar to
what shadertoy does, so should be widely supported).
2020-09-29 09:51:16 +02:00

43 lines
1.4 KiB
C

#ifndef __GSK_SHADER_BUILDER_PRIVATE_H__
#define __GSK_SHADER_BUILDER_PRIVATE_H__
#include <gdk/gdk.h>
#include <graphene.h>
G_BEGIN_DECLS
typedef struct
{
GBytes *preamble;
GBytes *vs_preamble;
GBytes *fs_preamble;
int version;
guint debugging: 1;
guint gles: 1;
guint gl3: 1;
guint legacy: 1;
} GskGLShaderBuilder;
void gsk_gl_shader_builder_init (GskGLShaderBuilder *self,
const char *common_preamble_resource_path,
const char *vs_preamble_resource_path,
const char *fs_preamble_resource_path);
void gsk_gl_shader_builder_finish (GskGLShaderBuilder *self);
void gsk_gl_shader_builder_set_glsl_version (GskGLShaderBuilder *self,
int version);
int gsk_gl_shader_builder_create_program (GskGLShaderBuilder *self,
const char *resource_path,
const char *extra_fragment_snippet,
gsize extra_fragment_length,
GError **error);
G_END_DECLS
#endif /* __GSK_SHADER_BUILDER_PRIVATE_H__ */