59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
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#pragma once
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#include <kinc/global.h>
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#include <kinc/backend/graphics4/shader.h>
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/*! \file shader.h
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\brief Provides functions for creating and destroying shaders.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum kinc_g4_shader_type {
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KINC_G4_SHADER_TYPE_FRAGMENT,
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KINC_G4_SHADER_TYPE_VERTEX,
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KINC_G4_SHADER_TYPE_COMPUTE,
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KINC_G4_SHADER_TYPE_GEOMETRY,
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KINC_G4_SHADER_TYPE_TESSELLATION_CONTROL,
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KINC_G4_SHADER_TYPE_TESSELLATION_EVALUATION,
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KINC_G4_SHADER_TYPE_COUNT
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} kinc_g4_shader_type_t;
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typedef struct kinc_g4_shader {
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kinc_g4_shader_impl_t impl;
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} kinc_g4_shader_t;
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/// <summary>
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/// Initializes a shader based on system-specific shader-data. The system-specific shader-data is usually created per system by the krafix-shader-compiler which
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/// is automatically called by kincmake.
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/// </summary>
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/// <param name="shader">The shader to initialize</param>
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/// <param name="data">The system-specific shader-data</param>
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/// <param name="length">The length of the system-specific shader-data in bytes</param>
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/// <param name="type">The type of the shader</param>
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KINC_FUNC void kinc_g4_shader_init(kinc_g4_shader_t *shader, const void *data, size_t length, kinc_g4_shader_type_t type);
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/// <summary>
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/// Initializes a shader from GLSL-source-code. This only works on some platforms and only if KRAFIX_LIBRARY define has been set and the krafix-shader-compiler
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/// was compiled in library-mode and linked into the application.
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/// </summary>
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/// <param name="shader">The shader to initialize</param>
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/// <param name="source">The GLSL-shader-source-code</param>
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/// <param name="type">The type of the shader</param>
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/// <returns>The number of errors the compiler encountered - hopefully it's zero.</returns>
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KINC_FUNC int kinc_g4_shader_init_from_source(kinc_g4_shader_t *shader, const char *source, kinc_g4_shader_type_t type);
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/// <summary>
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/// Destroys a shader.
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/// </summary>
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/// <param name="shader">The shader to destroy</param>
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KINC_FUNC void kinc_g4_shader_destroy(kinc_g4_shader_t *shader);
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#ifdef __cplusplus
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}
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#endif
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