61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
/*
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Copyright 2024 flyinghead
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This file is part of Flycast.
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Flycast 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 2 of the License, or
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(at your option) any later version.
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Flycast 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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You should have received a copy of the GNU General Public License
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along with Flycast. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "gles.h"
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class GlQuadDrawer
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{
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public:
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GlQuadDrawer();
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~GlQuadDrawer();
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// coords is an optional array of 20 floats (4 vertices with x,y,z,u,v each)
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void draw(GLuint texId, bool rotate = false, bool swapY = false, const float *coords = nullptr, const float *color = nullptr);
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private:
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class VertexArray final : public GlVertexArray
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{
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protected:
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void defineVtxAttribs() override
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{
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glEnableVertexAttribArray(VERTEX_POS_ARRAY);
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glVertexAttribPointer(VERTEX_POS_ARRAY, 3, GL_FLOAT, GL_FALSE, sizeof(float) * 5, (void*)0);
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glEnableVertexAttribArray(VERTEX_UV_ARRAY);
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glVertexAttribPointer(VERTEX_UV_ARRAY, 2, GL_FLOAT, GL_FALSE, sizeof(float) * 5, (void*)(sizeof(float) * 3));
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glDisableVertexAttribArray(VERTEX_COL_BASE_ARRAY);
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glDisableVertexAttribArray(VERTEX_COL_OFFS_ARRAY);
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glDisableVertexAttribArray(VERTEX_COL_BASE1_ARRAY);
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glDisableVertexAttribArray(VERTEX_COL_OFFS1_ARRAY);
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glDisableVertexAttribArray(VERTEX_UV1_ARRAY);
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}
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};
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GLuint shader;
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GLint tintUniform;
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GLuint rot90shader;
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GLint rot90TintUniform;
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VertexArray quadVertexArray;
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VertexArray quadVertexArraySwapY;
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std::unique_ptr<GlBuffer> quadBuffer;
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std::unique_ptr<GlBuffer> quadBufferSwapY;
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std::unique_ptr<GlBuffer> quadIndexBuffer;
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std::unique_ptr<GlBuffer> quadBufferCustom;
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VertexArray quadVertexArrayCustom;
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};
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