187 lines
3.4 KiB
C
187 lines
3.4 KiB
C
/* Copyright (c) 2013-2019 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef VIDEO_GL_H
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#define VIDEO_GL_H
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#include <mgba-util/common.h>
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CXX_GUARD_START
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#include <mgba/core/core.h>
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#include <mgba/gba/interface.h>
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#include <mgba/internal/gba/io.h>
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#include <mgba/internal/gba/renderers/common.h>
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#include <mgba/internal/gba/video.h>
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#ifdef USE_EPOXY
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#include <epoxy/gl.h>
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#elif defined(BUILD_GL)
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#ifdef __APPLE__
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#include <OpenGL/gl3.h>
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#else
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#define GL_GLEXT_PROTOTYPES
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#include <GL/gl.h>
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#include <GL/glext.h>
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#endif
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#else
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#include <GLES2/gl2.h>
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#endif
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struct GBAVideoGLAffine {
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int16_t dx;
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int16_t dmx;
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int16_t dy;
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int16_t dmy;
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int32_t sx;
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int32_t sy;
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};
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struct GBAVideoGLBackground {
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GLuint fbo;
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GLuint tex;
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GLuint flags;
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unsigned index;
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int enabled;
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unsigned priority;
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uint32_t charBase;
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int mosaic;
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int multipalette;
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uint32_t screenBase;
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int overflow;
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int size;
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int target1;
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int target2;
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uint16_t x;
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uint16_t y;
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int32_t refx;
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int32_t refy;
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struct GBAVideoGLAffine affine[4];
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};
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enum {
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GBA_GL_FBO_OBJ = 0,
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GBA_GL_FBO_COMPOSITE = 1,
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GBA_GL_FBO_WINDOW = 2,
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GBA_GL_FBO_OUTPUT = 3,
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GBA_GL_FBO_MAX
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};
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enum {
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GBA_GL_TEX_OBJ_COLOR = 0,
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GBA_GL_TEX_OBJ_FLAGS = 1,
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GBA_GL_TEX_COMPOSITE_COLOR = 2,
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GBA_GL_TEX_COMPOSITE_FLAGS = 3,
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GBA_GL_TEX_COMPOSITE_OLD_COLOR = 4,
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GBA_GL_TEX_COMPOSITE_OLD_FLAGS = 5,
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GBA_GL_TEX_WINDOW = 6,
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GBA_GL_TEX_MAX
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};
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enum {
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GBA_GL_VS_LOC = 0,
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GBA_GL_VS_MAXPOS,
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GBA_GL_BG_VRAM = 2,
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GBA_GL_BG_PALETTE,
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GBA_GL_BG_SCREENBASE,
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GBA_GL_BG_CHARBASE,
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GBA_GL_BG_SIZE,
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GBA_GL_BG_OFFSET,
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GBA_GL_BG_INFLAGS,
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GBA_GL_BG_TRANSFORM,
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GBA_GL_OBJ_VRAM = 2,
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GBA_GL_OBJ_PALETTE,
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GBA_GL_OBJ_CHARBASE,
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GBA_GL_OBJ_STRIDE,
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GBA_GL_OBJ_LOCALPALETTE,
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GBA_GL_OBJ_INFLAGS,
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GBA_GL_OBJ_TRANSFORM,
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GBA_GL_OBJ_DIMS,
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GBA_GL_OBJ_OBJWIN,
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GBA_GL_COMPOSITE_SCALE = 2,
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GBA_GL_COMPOSITE_LAYERID,
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GBA_GL_COMPOSITE_LAYER,
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GBA_GL_COMPOSITE_LAYERFLAGS,
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GBA_GL_COMPOSITE_OLDLAYER,
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GBA_GL_COMPOSITE_OLDLAYERFLAGS,
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GBA_GL_COMPOSITE_OLDOLDFLAGS,
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GBA_GL_COMPOSITE_WINDOW,
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GBA_GL_FINALIZE_SCALE = 2,
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GBA_GL_FINALIZE_LAYER,
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GBA_GL_FINALIZE_LAYERFLAGS,
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GBA_GL_FINALIZE_OLDLAYER,
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GBA_GL_FINALIZE_OLDFLAGS,
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GBA_GL_UNIFORM_MAX = 12
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};
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struct GBAVideoGLRenderer {
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struct GBAVideoRenderer d;
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struct GBAVideoGLBackground bg[4];
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int oamMax;
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bool oamDirty;
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struct GBAVideoRendererSprite sprites[128];
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GLuint fbo[GBA_GL_FBO_MAX];
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GLuint layers[GBA_GL_TEX_MAX];
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GLuint outputTex;
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GLuint paletteTex;
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bool paletteDirty;
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GLuint vramTex;
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unsigned vramDirty;
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GLuint bgProgram[6];
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GLuint bgUniforms[6][GBA_GL_UNIFORM_MAX];
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GLuint objProgram[2];
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GLuint objUniforms[2][GBA_GL_UNIFORM_MAX];
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GLuint compositeProgram;
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GLuint compositeUniforms[GBA_GL_UNIFORM_MAX];
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GLuint finalizeProgram;
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GLuint finalizeUniforms[GBA_GL_UNIFORM_MAX];
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GBARegisterDISPCNT dispcnt;
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unsigned target1Obj;
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unsigned target1Bd;
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unsigned target2Obj;
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unsigned target2Bd;
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enum GBAVideoBlendEffect blendEffect;
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uint16_t blda;
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uint16_t bldb;
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uint16_t bldy;
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GBAMosaicControl mosaic;
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struct GBAVideoGLWindowN {
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struct GBAVideoWindowRegion h;
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struct GBAVideoWindowRegion v;
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GBAWindowControl control;
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} winN[2];
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GBAWindowControl winout;
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GBAWindowControl objwin;
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int firstAffine;
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int scale;
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};
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void GBAVideoGLRendererCreate(struct GBAVideoGLRenderer* renderer);
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CXX_GUARD_END
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#endif |