105 lines
3.8 KiB
C++
105 lines
3.8 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_texture.h
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* \ingroup gpu
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*/
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#ifndef __GPU_TEXTURE_H__
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#define __GPU_TEXTURE_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct Image;
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struct ImageUser;
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struct PreviewImage;
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struct GPUFrameBuffer;
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typedef struct GPUTexture GPUTexture;
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/* GPU Texture
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* - always returns unsigned char RGBA textures
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* - if texture with non square dimensions is created, depending on the
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* graphics card capabilities the texture may actually be stored in a
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* larger texture with power of two dimensions.
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* - can use reference counting:
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* - reference counter after GPU_texture_create is 1
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* - GPU_texture_ref increases by one
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* - GPU_texture_free decreases by one, and frees if 0
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* - if created with from_blender, will not free the texture
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*/
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typedef enum GPUHDRType {
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GPU_HDR_NONE = 0,
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GPU_HDR_HALF_FLOAT = 1,
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GPU_HDR_FULL_FLOAT = (1 << 1),
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} GPUHDRType;
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GPUTexture *GPU_texture_create_1D(int w, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_2D(int w, int h, const float *pixels, GPUHDRType hdr, char err_out[256]);
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GPUTexture *GPU_texture_create_3D(int w, int h, int depth, int channels, const float *fpixels);
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GPUTexture *GPU_texture_create_depth(int w, int h, char err_out[256]);
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GPUTexture *GPU_texture_create_vsm_shadow_map(int size, char err_out[256]);
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GPUTexture *GPU_texture_create_2D_procedural(int w, int h, const float *pixels, bool repeat, char err_out[256]);
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GPUTexture *GPU_texture_create_1D_procedural(int w, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_2D_multisample(int w, int h, const float *pixels, GPUHDRType hdr, int samples, char err_out[256]);
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GPUTexture *GPU_texture_create_depth_multisample(int w, int h, int samples, char err_out[256]);
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GPUTexture *GPU_texture_from_blender(struct Image *ima,
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struct ImageUser *iuser, bool is_data, double time, int mipmap);
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GPUTexture *GPU_texture_from_preview(struct PreviewImage *prv, int mipmap);
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void GPU_invalid_tex_init(void);
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void GPU_invalid_tex_bind(int mode);
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void GPU_invalid_tex_free(void);
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void GPU_texture_free(GPUTexture *tex);
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void GPU_texture_ref(GPUTexture *tex);
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void GPU_texture_bind(GPUTexture *tex, int number);
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void GPU_texture_unbind(GPUTexture *tex);
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int GPU_texture_bound_number(GPUTexture *tex);
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void GPU_texture_filter_mode(GPUTexture *tex, bool compare, bool use_filter);
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struct GPUFrameBuffer *GPU_texture_framebuffer(GPUTexture *tex);
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int GPU_texture_framebuffer_attachment(GPUTexture *tex);
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void GPU_texture_framebuffer_set(GPUTexture *tex, struct GPUFrameBuffer *fb, int attachment);
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int GPU_texture_target(const GPUTexture *tex);
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int GPU_texture_width(const GPUTexture *tex);
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int GPU_texture_height(const GPUTexture *tex);
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int GPU_texture_depth(const GPUTexture *tex);
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int GPU_texture_opengl_bindcode(const GPUTexture *tex);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __GPU_TEXTURE_H__ */
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