304 lines
9.8 KiB
C++
304 lines
9.8 KiB
C++
/*
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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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/** \file
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* \ingroup gpu
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*/
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#pragma once
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#include "BLI_utildefines.h"
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#include "GPU_state.h"
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struct GPUVertBuf;
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struct ImBuf;
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struct Image;
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struct ImageUser;
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struct MovieClip;
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struct MovieClipUser;
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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 Samplers state
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* - Specify the sampler state to bind a texture with.
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* - Internally used by textures.
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* - All states are created at startup to avoid runtime costs.
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*/
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typedef enum eGPUSamplerState {
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GPU_SAMPLER_FILTER = (1 << 0),
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GPU_SAMPLER_MIPMAP = (1 << 1),
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GPU_SAMPLER_REPEAT_S = (1 << 2),
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GPU_SAMPLER_REPEAT_T = (1 << 3),
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GPU_SAMPLER_REPEAT_R = (1 << 4),
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GPU_SAMPLER_CLAMP_BORDER = (1 << 5), /* Clamp to border color instead of border texel. */
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GPU_SAMPLER_COMPARE = (1 << 6),
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GPU_SAMPLER_ANISO = (1 << 7),
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/* Don't use that. */
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GPU_SAMPLER_MAX = (1 << 8),
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} eGPUSamplerState;
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ENUM_OPERATORS(eGPUSamplerState)
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define GPU_SAMPLER_DEFAULT GPU_SAMPLER_FILTER
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#define GPU_SAMPLER_REPEAT (GPU_SAMPLER_REPEAT_S | GPU_SAMPLER_REPEAT_T | GPU_SAMPLER_REPEAT_R)
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void GPU_samplers_init(void);
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void GPU_samplers_free(void);
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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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/* Wrapper to supported OpenGL/Vulkan texture internal storage
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* If you need a type just uncomment it. Be aware that some formats
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* are not supported by renderbuffers. All of the following formats
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* are part of the OpenGL 3.3 core
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* specification. */
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typedef enum eGPUTextureFormat {
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/* Formats texture & renderbuffer */
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GPU_RGBA8UI,
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GPU_RGBA8I,
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GPU_RGBA8,
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GPU_RGBA32UI,
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GPU_RGBA32I,
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GPU_RGBA32F,
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GPU_RGBA16UI,
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GPU_RGBA16I,
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GPU_RGBA16F,
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GPU_RGBA16,
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GPU_RG8UI,
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GPU_RG8I,
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GPU_RG8,
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GPU_RG32UI,
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GPU_RG32I,
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GPU_RG32F,
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GPU_RG16UI,
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GPU_RG16I,
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GPU_RG16F,
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GPU_RG16,
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GPU_R8UI,
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GPU_R8I,
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GPU_R8,
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GPU_R32UI,
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GPU_R32I,
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GPU_R32F,
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GPU_R16UI,
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GPU_R16I,
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GPU_R16F,
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GPU_R16, /* Max texture buffer format. */
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/* Special formats texture & renderbuffer */
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#if 0
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GPU_RGB10_A2,
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GPU_RGB10_A2UI,
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#endif
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GPU_R11F_G11F_B10F,
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GPU_DEPTH32F_STENCIL8,
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GPU_DEPTH24_STENCIL8,
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GPU_SRGB8_A8,
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/* Texture only format */
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GPU_RGB16F,
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#if 0
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GPU_RGBA16_SNORM,
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GPU_RGBA8_SNORM,
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GPU_RGB32F,
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GPU_RGB32I,
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GPU_RGB32UI,
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GPU_RGB16_SNORM,
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GPU_RGB16I,
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GPU_RGB16UI,
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GPU_RGB16,
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GPU_RGB8_SNORM,
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GPU_RGB8,
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GPU_RGB8I,
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GPU_RGB8UI,
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GPU_RG16_SNORM,
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GPU_RG8_SNORM,
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GPU_R16_SNORM,
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GPU_R8_SNORM,
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#endif
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/* Special formats texture only */
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GPU_SRGB8_A8_DXT1,
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GPU_SRGB8_A8_DXT3,
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GPU_SRGB8_A8_DXT5,
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GPU_RGBA8_DXT1,
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GPU_RGBA8_DXT3,
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GPU_RGBA8_DXT5,
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#if 0
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GPU_SRGB8,
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GPU_RGB9_E5,
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GPU_COMPRESSED_RG_RGTC2,
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GPU_COMPRESSED_SIGNED_RG_RGTC2,
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GPU_COMPRESSED_RED_RGTC1,
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GPU_COMPRESSED_SIGNED_RED_RGTC1,
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#endif
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/* Depth Formats */
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GPU_DEPTH_COMPONENT32F,
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GPU_DEPTH_COMPONENT24,
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GPU_DEPTH_COMPONENT16,
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} eGPUTextureFormat;
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typedef enum eGPUDataFormat {
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GPU_DATA_FLOAT,
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GPU_DATA_INT,
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GPU_DATA_UNSIGNED_INT,
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GPU_DATA_UNSIGNED_BYTE,
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GPU_DATA_UNSIGNED_INT_24_8,
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GPU_DATA_10_11_11_REV,
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} eGPUDataFormat;
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unsigned int GPU_texture_memory_usage_get(void);
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/* TODO make it static function again. (create function with eGPUDataFormat exposed) */
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GPUTexture *GPU_texture_create_nD(int w,
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int h,
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int d,
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int n,
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const void *pixels,
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eGPUTextureFormat tex_format,
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eGPUDataFormat gpu_data_format,
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int samples,
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const bool can_rescale,
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char err_out[256]);
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GPUTexture *GPU_texture_cube_create(int w,
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int d,
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const void *pixels,
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eGPUTextureFormat tex_format,
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eGPUDataFormat gpu_data_format,
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char err_out[256]);
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GPUTexture *GPU_texture_create_1d(int w,
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eGPUTextureFormat data_type,
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const float *pixels,
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char err_out[256]);
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GPUTexture *GPU_texture_create_1d_array(
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int w, int h, eGPUTextureFormat data_type, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_2d(
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int w, int h, eGPUTextureFormat data_type, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_2d_multisample(int w,
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int h,
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eGPUTextureFormat data_type,
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const float *pixels,
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int samples,
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char err_out[256]);
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GPUTexture *GPU_texture_create_2d_array(
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int w, int h, int d, eGPUTextureFormat data_type, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_3d(
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int w, int h, int d, eGPUTextureFormat data_type, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_cube(int w,
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eGPUTextureFormat data_type,
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const float *pixels,
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char err_out[256]);
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GPUTexture *GPU_texture_create_cube_array(
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int w, int d, eGPUTextureFormat data_type, const float *pixels, char err_out[256]);
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GPUTexture *GPU_texture_create_from_vertbuf(struct GPUVertBuf *vert);
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GPUTexture *GPU_texture_create_buffer(eGPUTextureFormat data_type, const uint buffer);
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GPUTexture *GPU_texture_create_compressed(
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int w, int h, int miplen, eGPUTextureFormat format, const void *data);
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GPUTexture *GPU_texture_create_error(int dimension, bool array);
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void GPU_texture_add_mipmap(GPUTexture *tex,
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eGPUDataFormat gpu_data_format,
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int miplvl,
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const void *pixels);
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void GPU_texture_update(GPUTexture *tex, eGPUDataFormat data_format, const void *pixels);
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void GPU_texture_update_sub(GPUTexture *tex,
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eGPUDataFormat gpu_data_format,
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const void *pixels,
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int offset_x,
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int offset_y,
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int offset_z,
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int width,
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int height,
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int depth);
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void *GPU_texture_read(GPUTexture *tex, eGPUDataFormat gpu_data_format, int miplvl);
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void GPU_texture_clear(GPUTexture *tex, eGPUDataFormat gpu_data_format, const void *color);
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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_bind_ex(GPUTexture *tex, eGPUSamplerState state, int unit, const bool set_number);
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void GPU_texture_unbind(GPUTexture *tex);
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void GPU_texture_unbind_all(void);
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void GPU_texture_copy(GPUTexture *dst, GPUTexture *src);
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void GPU_texture_generate_mipmap(GPUTexture *tex);
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void GPU_texture_anisotropic_filter(GPUTexture *tex, bool use_aniso);
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void GPU_texture_compare_mode(GPUTexture *tex, bool use_compare);
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void GPU_texture_filter_mode(GPUTexture *tex, bool use_filter);
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void GPU_texture_mipmap_mode(GPUTexture *tex, bool use_mipmap, bool use_filter);
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void GPU_texture_wrap_mode(GPUTexture *tex, bool use_repeat, bool use_clamp);
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void GPU_texture_swizzle_set(GPUTexture *tex, const char swizzle[4]);
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void GPU_texture_attach_framebuffer(GPUTexture *tex, struct GPUFrameBuffer *fb, int attachment);
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int GPU_texture_detach_framebuffer(GPUTexture *tex, struct GPUFrameBuffer *fb);
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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_orig_width(const GPUTexture *tex);
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int GPU_texture_orig_height(const GPUTexture *tex);
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void GPU_texture_orig_size_set(GPUTexture *tex, int w, int h);
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int GPU_texture_layers(const GPUTexture *tex);
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eGPUTextureFormat GPU_texture_format(const GPUTexture *tex);
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int GPU_texture_samples(const GPUTexture *tex);
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bool GPU_texture_array(const GPUTexture *tex);
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bool GPU_texture_cube(const GPUTexture *tex);
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bool GPU_texture_depth(const GPUTexture *tex);
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bool GPU_texture_stencil(const GPUTexture *tex);
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bool GPU_texture_integer(const GPUTexture *tex);
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int GPU_texture_opengl_bindcode(const GPUTexture *tex);
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void GPU_texture_get_mipmap_size(GPUTexture *tex, int lvl, int *size);
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void GPU_sampler_icon_bind(int number);
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#ifdef __cplusplus
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}
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#endif
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