ObjectivelyGPU
Object oriented graphics framework for SDL3 and C
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GraphicsPipeline.h
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1/*
2 * ObjectivelyGPU: Object oriented graphics framework for SDL3 and C.
3 * Copyright (C) 2026 Jay Dolan <jay@jaydolan.com>
4 *
5 * This software is provided 'as-is', without any express or implied
6 * warranty. In no event will the authors be held liable for any damages
7 * arising from the use of this software.
8 *
9 * Permission is granted to anyone to use this software for any purpose,
10 * including commercial applications, and to alter it and redistribute it
11 * freely, subject to the following restrictions:
12 *
13 * 1. The origin of this software must not be misrepresented; you must not
14 * claim that you wrote the original software. If you use this software
15 * in a product, an acknowledgment in the product documentation would be
16 * appreciated but is not required.
17 *
18 * 2. Altered source versions must be plainly marked as such, and must not be
19 * misrepresented as being the original software.
20 *
21 * 3. This notice may not be removed or altered from any source distribution.
22 */
23
24#pragma once
25
26#include <SDL3/SDL_gpu.h>
27
28#include <Objectively/Object.h>
29
31
39typedef struct GraphicsPipelineInterface GraphicsPipelineInterface;
40
52
56 Object object;
57
62 GraphicsPipelineInterface *interface;
63
67 SDL_GPUGraphicsPipeline *pipeline;
68
73 RenderDevice *device;
74
78 ident data;
79};
80
84struct GraphicsPipelineInterface {
85
89 ObjectInterface objectInterface;
90
103 GraphicsPipeline *(*initWithDevice)(GraphicsPipeline *self, RenderDevice *device, const SDL_GPUGraphicsPipelineCreateInfo *info);
104};
105
113
144OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStateOpaque;
145
149OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStateAlpha;
150
155
159OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStateAdditive;
160
167OBJECTIVELYGPU_EXPORT const SDL_GPUGraphicsPipelineCreateInfo GPU_GraphicsPipeline3D;
168
174OBJECTIVELYGPU_EXPORT const SDL_GPUGraphicsPipelineCreateInfo GPU_GraphicsPipeline2D;
175
OBJECTIVELYGPU_EXPORT Class * _GraphicsPipeline(void)
Definition GraphicsPipeline.c:160
#define OBJECTIVELYGPU_EXPORT
Definition Types.h:35
OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStateOpaque
Opaque blending: source color overwrites the destination (no blending).
Definition GraphicsPipeline.h:144
OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStateAlpha
Straight (non-premultiplied) alpha blending: src·srcA + dst·(1 - srcA).
Definition GraphicsPipeline.h:149
OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStateAdditive
Additive blending: src·srcA + dst, for glow, particles, and light accumulation.
Definition GraphicsPipeline.h:159
OBJECTIVELYGPU_EXPORT const SDL_GPUColorTargetBlendState GPU_BlendStatePremultipliedAlpha
Premultiplied alpha blending: src + dst·(1 - srcA).
Definition GraphicsPipeline.h:154
OBJECTIVELYGPU_EXPORT const SDL_GPUGraphicsPipelineCreateInfo GPU_GraphicsPipeline2D
2D UI and sprites: triangle list, solid fill, no culling, no depth test.
Definition GraphicsPipeline.h:174
OBJECTIVELYGPU_EXPORT const SDL_GPUGraphicsPipelineCreateInfo GPU_GraphicsPipeline3D
3D world geometry: triangle list, solid fill, back-face culling (CCW front), depth test and write ena...
Definition GraphicsPipeline.h:167
An SDL_GPUGraphicsPipeline: the compiled vertex/fragment program plus all fixed-function render state...
Definition GraphicsPipeline.h:51
GraphicsPipelineInterface * interface
The interface.
Definition GraphicsPipeline.h:62
ident data
User data.
Definition GraphicsPipeline.h:78
SDL_GPUGraphicsPipeline * pipeline
The underlying SDL graphics pipeline.
Definition GraphicsPipeline.h:67
Object object
The superclass.
Definition GraphicsPipeline.h:56
The RenderDevice encapsulates an SDL_GPUDevice and provides methods for allocating GPU resources,...
Definition RenderDevice.h:63