Brecht Van Lommel
c490428bd4
This does not look great with light toolbar buttons as in the default, so consider this a work in progress.
228 lines
7.0 KiB
C++
228 lines
7.0 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2005 Blender Foundation.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): Brecht Van Lommel.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file GPU_shader.h
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* \ingroup gpu
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*/
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#ifndef __GPU_SHADER_H__
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#define __GPU_SHADER_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct GPUShader GPUShader;
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struct GPUTexture;
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struct GPUUniformBuffer;
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/* GPU Shader
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* - only for fragment shaders now
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* - must call texture bind before setting a texture as uniform! */
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enum {
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GPU_SHADER_FLAGS_NONE = 0,
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GPU_SHADER_FLAGS_SPECIAL_OPENSUBDIV = (1 << 0),
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GPU_SHADER_FLAGS_NEW_SHADING = (1 << 1),
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};
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GPUShader *GPU_shader_create(
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const char *vertexcode,
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const char *fragcode,
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const char *geocode,
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const char *libcode,
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const char *defines);
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GPUShader *GPU_shader_create_ex(
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const char *vertexcode,
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const char *fragcode,
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const char *geocode,
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const char *libcode,
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const char *defines,
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const int flags);
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void GPU_shader_free(GPUShader *shader);
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void GPU_shader_bind(GPUShader *shader);
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void GPU_shader_unbind(void);
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int GPU_shader_get_program(GPUShader *shader);
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void *GPU_shader_get_interface(GPUShader *shader);
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int GPU_shader_get_uniform(GPUShader *shader, const char *name);
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int GPU_shader_get_builtin_uniform(GPUShader *shader, int builtin);
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int GPU_shader_get_uniform_block(GPUShader *shader, const char *name);
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void GPU_shader_uniform_vector(GPUShader *shader, int location, int length,
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int arraysize, const float *value);
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void GPU_shader_uniform_vector_int(GPUShader *shader, int location, int length,
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int arraysize, const int *value);
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void GPU_shader_uniform_buffer(GPUShader *shader, int location, struct GPUUniformBuffer *ubo);
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void GPU_shader_uniform_texture(GPUShader *shader, int location, struct GPUTexture *tex);
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void GPU_shader_uniform_int(GPUShader *shader, int location, int value);
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void GPU_shader_geometry_stage_primitive_io(GPUShader *shader, int input, int output, int number);
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int GPU_shader_get_attribute(GPUShader *shader, const char *name);
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/* Builtin/Non-generated shaders */
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typedef enum GPUBuiltinShader {
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GPU_SHADER_VSM_STORE,
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GPU_SHADER_SEP_GAUSSIAN_BLUR,
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GPU_SHADER_SMOKE,
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GPU_SHADER_SMOKE_FIRE,
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GPU_SHADER_SMOKE_COBA,
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/* specialized drawing */
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GPU_SHADER_TEXT,
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GPU_SHADER_TEXT_SIMPLE,
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GPU_SHADER_EDGES_FRONT_BACK_PERSP,
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GPU_SHADER_EDGES_FRONT_BACK_ORTHO,
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GPU_SHADER_EDGES_OVERLAY_SIMPLE,
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GPU_SHADER_EDGES_OVERLAY,
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GPU_SHADER_KEYFRAME_DIAMOND,
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GPU_SHADER_SIMPLE_LIGHTING,
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GPU_SHADER_SIMPLE_LIGHTING_FLAT_COLOR,
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GPU_SHADER_SIMPLE_LIGHTING_SMOOTH_COLOR,
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GPU_SHADER_SIMPLE_LIGHTING_SMOOTH_COLOR_ALPHA,
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/* for simple 2D drawing */
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GPU_SHADER_2D_UNIFORM_COLOR,
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GPU_SHADER_2D_FLAT_COLOR,
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GPU_SHADER_2D_SMOOTH_COLOR,
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GPU_SHADER_2D_SMOOTH_COLOR_DITHER,
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GPU_SHADER_2D_IMAGE,
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GPU_SHADER_2D_IMAGE_COLOR,
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GPU_SHADER_2D_IMAGE_DESATURATE_COLOR,
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GPU_SHADER_2D_IMAGE_ALPHA_COLOR,
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GPU_SHADER_2D_IMAGE_ALPHA,
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GPU_SHADER_2D_IMAGE_RECT_COLOR,
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GPU_SHADER_2D_IMAGE_MULTI_RECT_COLOR,
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GPU_SHADER_2D_CHECKER,
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GPU_SHADER_2D_DIAG_STRIPES,
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/* for simple 3D drawing */
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GPU_SHADER_3D_UNIFORM_COLOR,
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GPU_SHADER_3D_UNIFORM_COLOR_U32,
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GPU_SHADER_3D_UNIFORM_COLOR_INSTANCE,
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GPU_SHADER_3D_FLAT_COLOR,
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GPU_SHADER_3D_FLAT_COLOR_U32, /* use for select-id's */
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GPU_SHADER_3D_SMOOTH_COLOR,
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GPU_SHADER_3D_DEPTH_ONLY,
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GPU_SHADER_3D_CLIPPED_UNIFORM_COLOR,
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/* basic image drawing */
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GPU_SHADER_2D_IMAGE_LINEAR_TO_SRGB,
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GPU_SHADER_2D_IMAGE_SHUFFLE_COLOR,
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GPU_SHADER_2D_IMAGE_MASK_UNIFORM_COLOR,
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GPU_SHADER_3D_IMAGE_MODULATE_ALPHA,
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GPU_SHADER_3D_IMAGE_DEPTH,
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GPU_SHADER_3D_IMAGE_DEPTH_COPY,
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/* stereo 3d */
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GPU_SHADER_2D_IMAGE_INTERLACE,
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/* points */
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GPU_SHADER_2D_POINT_FIXED_SIZE_UNIFORM_COLOR,
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GPU_SHADER_2D_POINT_UNIFORM_SIZE_UNIFORM_COLOR_AA,
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GPU_SHADER_2D_POINT_UNIFORM_SIZE_UNIFORM_COLOR_OUTLINE_AA,
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GPU_SHADER_2D_POINT_UNIFORM_SIZE_VARYING_COLOR_OUTLINE_AA,
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GPU_SHADER_2D_POINT_VARYING_SIZE_VARYING_COLOR,
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GPU_SHADER_3D_POINT_FIXED_SIZE_UNIFORM_COLOR,
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GPU_SHADER_3D_POINT_FIXED_SIZE_VARYING_COLOR,
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GPU_SHADER_3D_POINT_UNIFORM_SIZE_UNIFORM_COLOR_AA,
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GPU_SHADER_3D_POINT_UNIFORM_SIZE_UNIFORM_COLOR_OUTLINE_AA,
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GPU_SHADER_3D_POINT_VARYING_SIZE_UNIFORM_COLOR,
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GPU_SHADER_3D_POINT_VARYING_SIZE_VARYING_COLOR,
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/* lines */
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GPU_SHADER_2D_LINE_DASHED_UNIFORM_COLOR,
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GPU_SHADER_3D_LINE_DASHED_UNIFORM_COLOR,
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/* lamp drawing */
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GPU_SHADER_3D_GROUNDPOINT,
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GPU_SHADER_3D_GROUNDLINE,
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GPU_SHADER_3D_SCREENSPACE_VARIYING_COLOR,
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/* bone drawing */
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GPU_SHADER_3D_OBJECTSPACE_VARIYING_COLOR,
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GPU_SHADER_3D_OBJECTSPACE_SIMPLE_LIGHTING_VARIYING_COLOR,
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/* camera drawing */
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GPU_SHADER_CAMERA,
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/* distance in front of objects */
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GPU_SHADER_DISTANCE_LINES,
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/* axis name */
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GPU_SHADER_3D_INSTANCE_SCREEN_ALIGNED_AXIS,
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GPU_SHADER_3D_INSTANCE_SCREEN_ALIGNED,
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/* instance */
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GPU_SHADER_INSTANCE_UNIFORM_COLOR,
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GPU_SHADER_INSTANCE_VARIYING_ID_VARIYING_SIZE, /* Uniformly scaled */
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GPU_SHADER_INSTANCE_VARIYING_COLOR_VARIYING_SIZE, /* Uniformly scaled */
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GPU_SHADER_INSTANCE_VARIYING_COLOR_VARIYING_SCALE,
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GPU_SHADER_INSTANCE_EDGES_VARIYING_COLOR,
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/* specialized for UI drawing */
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GPU_SHADER_2D_WIDGET_BASE,
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GPU_SHADER_2D_WIDGET_BASE_INST,
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GPU_SHADER_2D_WIDGET_SHADOW,
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GPU_SHADER_2D_NODELINK,
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GPU_SHADER_2D_NODELINK_INST,
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GPU_SHADER_3D_INSTANCE_BONE_ENVELOPE_SOLID,
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GPU_SHADER_3D_INSTANCE_BONE_ENVELOPE_WIRE,
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GPU_SHADER_3D_INSTANCE_MBALL_HANDLES,
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GPU_NUM_BUILTIN_SHADERS /* (not an actual shader) */
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} GPUBuiltinShader;
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/* Keep these in sync with:
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* gpu_shader_image_interlace_frag.glsl
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* gpu_shader_image_rect_interlace_frag.glsl
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**/
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typedef enum GPUInterlaceShader {
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GPU_SHADER_INTERLACE_ROW = 0,
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GPU_SHADER_INTERLACE_COLUMN = 1,
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GPU_SHADER_INTERLACE_CHECKER = 2,
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} GPUInterlaceShader;
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GPUShader *GPU_shader_get_builtin_shader(GPUBuiltinShader shader);
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void GPU_shader_free_builtin_shaders(void);
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/* Vertex attributes for shaders */
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#define GPU_MAX_ATTRIB 32
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typedef struct GPUVertexAttribs {
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struct {
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int type;
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int glindex;
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int glinfoindoex;
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int gltexco;
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int attribid;
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char name[64]; /* MAX_CUSTOMDATA_LAYER_NAME */
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} layer[GPU_MAX_ATTRIB];
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int totlayer;
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} GPUVertexAttribs;
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#ifdef __cplusplus
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}
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#endif
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#endif /* __GPU_SHADER_H__ */
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