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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup gpu
*
* Generate shader code from the intermediate node graph.
*/
#ifndef __GPU_CODEGEN_H__
#define __GPU_CODEGEN_H__
#ifdef __cplusplus
extern "C" {
#endif
struct GPUMaterial;
struct GPUNodeGraph;
struct GPUOutput;
struct GPUShader;
struct GSet;
struct ListBase;
typedef struct GPUPass {
struct GPUPass *next;
struct GPUShader *shader;
char *fragmentcode;
char *geometrycode;
char *vertexcode;
char *defines;
uint refcount; /* Orphaned GPUPasses gets freed by the garbage collector. */
uint32_t hash; /* Identity hash generated from all GLSL code. */
struct {
char *content;
uint format;
int len;
} binary;
bool compiled; /* Did we already tried to compile the attached GPUShader. */
} GPUPass;
/* Pass */
GPUPass *GPU_generate_pass(struct GPUMaterial *material,
struct GPUNodeGraph *graph,
const char *vert_code,
const char *geom_code,
const char *frag_lib,
const char *defines);
struct GPUShader *GPU_pass_shader_get(GPUPass *pass);
bool GPU_pass_compile(GPUPass *pass, const char *shname);
void GPU_pass_release(GPUPass *pass);
/* Module */
void gpu_codegen_init(void);
void gpu_codegen_exit(void);
#ifdef __cplusplus
}
#endif
#endif /* __GPU_CODEGEN_H__ */
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