cb90daadc7
Having programs cache shared between painters would allow us to create more than one painter without worrying about shaders recompilation.
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
/*
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* Copyright (c) 2023, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Assertions.h>
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#include <AK/Format.h>
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#include <LibAccelGfx/GL.h>
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#include <LibAccelGfx/Program.h>
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namespace AccelGfx {
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Optional<GL::Program> programs_cache[to_underlying(Program::Name::ProgramCount)];
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Program Program::create(Name name, char const* vertex_shader_source, char const* fragment_shader_source)
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{
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if (programs_cache[to_underlying(name)].has_value()) {
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return Program { *programs_cache[to_underlying(name)] };
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}
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auto vertex_shader = GL::create_shader(GL::ShaderType::Vertex, vertex_shader_source);
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auto fragment_shader = GL::create_shader(GL::ShaderType::Fragment, fragment_shader_source);
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auto program = GL::create_program(vertex_shader, fragment_shader);
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programs_cache[to_underlying(name)] = program;
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return Program { program };
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}
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void Program::use()
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{
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GL::use_program(m_program);
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}
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GL::VertexAttribute Program::get_attribute_location(char const* name)
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{
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return GL::get_attribute_location(m_program, name);
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}
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GL::Uniform Program::get_uniform_location(char const* name)
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{
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return GL::get_uniform_location(m_program, name);
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}
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}
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