1// This file can be included several times.
2#if (!defined(BACKEND_AS_OPENGL_ES) && !defined(ENGINE_CLIENT_BACKEND_OPENGL_BACKEND_OPENGL3_H)) || \
3 (defined(BACKEND_AS_OPENGL_ES) && !defined(ENGINE_CLIENT_BACKEND_OPENGL_BACKEND_OPENGL3_H_AS_ES))
4
5#if !defined(BACKEND_AS_OPENGL_ES) && !defined(ENGINE_CLIENT_BACKEND_OPENGL_BACKEND_OPENGL3_H)
6#define ENGINE_CLIENT_BACKEND_OPENGL_BACKEND_OPENGL3_H
7#endif
8
9#if defined(BACKEND_AS_OPENGL_ES) && !defined(ENGINE_CLIENT_BACKEND_OPENGL_BACKEND_OPENGL3_H_AS_ES)
10#define ENGINE_CLIENT_BACKEND_OPENGL_BACKEND_OPENGL3_H_AS_ES
11#endif
12
13#include "backend_opengl.h"
14
15class CGLSLPrimitiveExProgram;
16class CGLSLQuadProgram;
17class CGLSLSpriteMultipleProgram;
18class CGLSLTextProgram;
19
20#define MAX_STREAM_BUFFER_COUNT 10
21
22// takes care of opengl 3.3+ related rendering
23class CCommandProcessorFragment_OpenGL3_3 : public CCommandProcessorFragment_OpenGL3
24{
25protected:
26 int m_MaxQuadsAtOnce;
27 static const int ms_MaxQuadsPossible = 256;
28
29 CGLSLPrimitiveProgram *m_pPrimitiveProgram;
30 CGLSLPrimitiveProgram *m_pPrimitiveProgramTextured;
31 CGLSLQuadProgram *m_pQuadProgram;
32 CGLSLQuadProgram *m_pQuadProgramTextured;
33 CGLSLQuadProgram *m_pQuadProgramGrouped;
34 CGLSLQuadProgram *m_pQuadProgramTexturedGrouped;
35 CGLSLTextProgram *m_pTextProgram;
36 CGLSLPrimitiveExProgram *m_pPrimitiveExProgram;
37 CGLSLPrimitiveExProgram *m_pPrimitiveExProgramTextured;
38 CGLSLPrimitiveExProgram *m_pPrimitiveExProgramRotationless;
39 CGLSLPrimitiveExProgram *m_pPrimitiveExProgramTexturedRotationless;
40 CGLSLSpriteMultipleProgram *m_pSpriteProgramMultiple;
41
42 TWGLuint m_LastProgramId;
43
44 TWGLuint m_aPrimitiveDrawVertexId[MAX_STREAM_BUFFER_COUNT];
45 TWGLuint m_PrimitiveDrawVertexIdTex3D;
46 TWGLuint m_aPrimitiveDrawBufferId[MAX_STREAM_BUFFER_COUNT];
47 TWGLuint m_PrimitiveDrawBufferIdTex3D;
48
49 TWGLuint m_aLastIndexBufferBound[MAX_STREAM_BUFFER_COUNT];
50
51 int m_LastStreamBuffer;
52
53 TWGLuint m_QuadDrawIndexBufferId;
54 unsigned int m_CurrentIndicesInBuffer;
55
56 void DestroyBufferContainer(int Index, bool DeleteBOs = true);
57
58 void AppendIndices(unsigned int NewIndicesCount);
59
60 struct SBufferContainer
61 {
62 SBufferContainer() :
63 m_VertArrayId(0), m_LastIndexBufferBound(0) {}
64 TWGLuint m_VertArrayId;
65 TWGLuint m_LastIndexBufferBound;
66 SBufferContainerInfo m_ContainerInfo;
67 };
68 std::vector<SBufferContainer> m_vBufferContainers;
69
70 std::vector<TWGLuint> m_vBufferObjectIndices;
71
72 CCommandBuffer::SColorf m_ClearColor;
73
74 void InitPrimExProgram(CGLSLPrimitiveExProgram *pProgram, class CGLSLCompiler *pCompiler, class IStorage *pStorage, bool Textured, bool Rotationless);
75
76 bool IsNewApi() override { return true; }
77
78 void UseProgram(CGLSLTWProgram *pProgram);
79 void UploadStreamBufferData(EPrimitiveType PrimitiveType, const void *pVertices, size_t VertSize, unsigned int PrimitiveCount, bool AsTex3D = false);
80 void RenderText(const CCommandBuffer::SState &State, int DrawNum, int TextTextureIndex, int TextOutlineTextureIndex, int TextureSize, const ColorRGBA &TextColor, const ColorRGBA &TextOutlineColor);
81
82 void TextureUpdate(int Slot, int X, int Y, int Width, int Height, int GLFormat, uint8_t *pTexData);
83 void TextureCreate(int Slot, int Width, int Height, int GLFormat, int GLStoreFormat, int Flags, uint8_t *pTexData);
84
85 bool Cmd_Init(const SCommand_Init *pCommand) override;
86 void Cmd_Shutdown(const SCommand_Shutdown *pCommand) override;
87 void Cmd_Texture_Destroy(const CCommandBuffer::SCommand_Texture_Destroy *pCommand) override;
88 void Cmd_Texture_Create(const CCommandBuffer::SCommand_Texture_Create *pCommand) override;
89 void Cmd_TextTexture_Update(const CCommandBuffer::SCommand_TextTexture_Update *pCommand) override;
90 void Cmd_TextTextures_Destroy(const CCommandBuffer::SCommand_TextTextures_Destroy *pCommand) override;
91 void Cmd_TextTextures_Create(const CCommandBuffer::SCommand_TextTextures_Create *pCommand) override;
92 void Cmd_Clear(const CCommandBuffer::SCommand_Clear *pCommand) override;
93 void Cmd_Render(const CCommandBuffer::SCommand_Render *pCommand) override;
94 void Cmd_RenderTex3D(const CCommandBuffer::SCommand_RenderTex3D *pCommand) override;
95
96 void Cmd_CreateBufferObject(const CCommandBuffer::SCommand_CreateBufferObject *pCommand) override;
97 void Cmd_RecreateBufferObject(const CCommandBuffer::SCommand_RecreateBufferObject *pCommand) override;
98 void Cmd_UpdateBufferObject(const CCommandBuffer::SCommand_UpdateBufferObject *pCommand) override;
99 void Cmd_CopyBufferObject(const CCommandBuffer::SCommand_CopyBufferObject *pCommand) override;
100 void Cmd_DeleteBufferObject(const CCommandBuffer::SCommand_DeleteBufferObject *pCommand) override;
101
102 void Cmd_CreateBufferContainer(const CCommandBuffer::SCommand_CreateBufferContainer *pCommand) override;
103 void Cmd_UpdateBufferContainer(const CCommandBuffer::SCommand_UpdateBufferContainer *pCommand) override;
104 void Cmd_DeleteBufferContainer(const CCommandBuffer::SCommand_DeleteBufferContainer *pCommand) override;
105 void Cmd_IndicesRequiredNumNotify(const CCommandBuffer::SCommand_IndicesRequiredNumNotify *pCommand) override;
106
107 void Cmd_RenderTileLayer(const CCommandBuffer::SCommand_RenderTileLayer *pCommand) override;
108 void Cmd_RenderBorderTile(const CCommandBuffer::SCommand_RenderBorderTile *pCommand) override;
109 void Cmd_RenderQuadLayer(const CCommandBuffer::SCommand_RenderQuadLayer *pCommand, bool Grouped) override;
110 void Cmd_RenderText(const CCommandBuffer::SCommand_RenderText *pCommand) override;
111 void Cmd_RenderQuadContainer(const CCommandBuffer::SCommand_RenderQuadContainer *pCommand) override;
112 void Cmd_RenderQuadContainerEx(const CCommandBuffer::SCommand_RenderQuadContainerEx *pCommand) override;
113 void Cmd_RenderQuadContainerAsSpriteMultiple(const CCommandBuffer::SCommand_RenderQuadContainerAsSpriteMultiple *pCommand) override;
114
115public:
116 CCommandProcessorFragment_OpenGL3_3() = default;
117};
118
119#endif
120