56 lines
2.1 KiB
C++
56 lines
2.1 KiB
C++
/****************************************************************************
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* Copyright (C) 2015 Dimok
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#pragma once
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#include "Shader.h"
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#include <malloc.h>
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#include <memory/mappedmemory.h>
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class FetchShader : public Shader {
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public:
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FetchShader(GX2AttribStream *attributes, uint32_t attrCount, GX2FetchShaderType type = GX2_FETCH_SHADER_TESSELLATION_NONE, GX2TessellationMode tess = GX2_TESSELLATION_MODE_DISCRETE)
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: fetchShader(nullptr), fetchShaderProgramm(nullptr) {
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uint32_t shaderSize = GX2CalcFetchShaderSizeEx(attrCount, type, tess);
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fetchShaderProgramm = (uint8_t *) MEMAllocFromMappedMemoryForGX2Ex(shaderSize, GX2_SHADER_PROGRAM_ALIGNMENT);
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if (fetchShaderProgramm) {
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fetchShader = (GX2FetchShader *) memalign(0x40, sizeof(GX2FetchShader));
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GX2InitFetchShaderEx(fetchShader, fetchShaderProgramm, attrCount, attributes, type, tess);
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GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, fetchShaderProgramm, shaderSize);
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}
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}
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~FetchShader() override {
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if (fetchShaderProgramm) {
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MEMFreeToMappedMemory(fetchShaderProgramm);
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}
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if (fetchShader) {
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free(fetchShader);
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}
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}
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[[nodiscard]] GX2FetchShader *getFetchShader() const {
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return fetchShader;
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}
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void setShader() const {
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GX2SetFetchShader(fetchShader);
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}
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protected:
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GX2FetchShader *fetchShader;
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uint8_t *fetchShaderProgramm;
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};
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