1 files changed, 141 insertions, 0 deletions

diff --git a/Source/modules/asura-core/Graphics/GfxDevice.h b/Source/modules/asura-core/Graphics/GfxDevice.h
new file mode 100644
index 0000000..2b105df
--- /dev/null
+++ b/Source/modules/asura-core/Graphics/GfxDevice.h
@@ -0,0 +1,141 @@
+#ifndef _ASURA_ENGINE_GFX_DEVICE_H_
+#define _ASURA_ENGINE_GFX_DEVICE_H_
+
+#include <stack>
+
+#include <glad/glad.h>
+
+#include <asura-base/Scripting/Scripting.h>
+#include <asura-base/Math/Rect.hpp>
+#include <asura-base/Math/matrix44.h>
+#include <asura-base/Math/vector4.h>
+
+#include "Color.h"
+#include "MatrixStack.h"
+
+namespace_begin(AsuraEngine)
+namespace_begin(Graphics)
+
+class Profiler;
+class Shader;
+class GPUBuffer;
+class Canvas;
+
+enum MatrixMode
+{
+	MATRIX_MODE_PROJECTION = 0,
+	MATRIX_MODE_MODEL = 1,
+	MATRIX_MODE_VIEW = 2,
+};
+
+enum GLParams
+{
+	GL_PARAM_MAX_TEXTURE_UNIT = 1,
+};
+
+class GfxDevice : public AEScripting::Portable<GfxDevice>
+{
+public:
+
+	GfxDevice();
+	~GfxDevice();
+
+	static GfxDevice& Get();
+
+	int     GetParam(GLParams param);
+
+	bool    Init(const AEMath::Recti& viewport);
+	bool    Inited();
+
+	void    SetViewport(const AEMath::Recti viewport);
+
+	const AEMath::Recti& GetViewport();
+
+	void    PushMatrix();
+	void    PopMatrix();
+
+	void    LoadIdentity();
+	void    Rotate(float angle);
+	void    Translate(float x, float y);
+	void    Scale(float x, float y);
+	void    Ortho(float l, float r, float b, float t, float n, float f);
+
+	uint    GetMatrixDepth();
+	uint    GetMatrixIndex();
+
+	void    DrawArrays(GLenum mode, GLint first, GLsizei count);
+
+	AEMath::Matrix44& GetMatrix(MatrixMode mode);
+	AEMath::Matrix44  GetMVPMatrix();
+
+	void    SetDrawColor(float r, float g, float b, float a);
+	Color&  GetDrawColor();
+
+	void    SetActiveShader(Shader* = NULL);
+	Shader* GetActiveShader() const;
+
+	void    WipeError();
+	bool    HasError();
+	GLenum  GetError();
+
+	GET_SET(MatrixMode, MatrixMode,   state.matrixMode);
+	GET_SET(Canvas*,    ActiveCanvas, state.canvas);
+
+private:
+
+	friend class Profiler;
+
+	struct
+	{
+		AEMath::Recti viewport;   ///< ��ǰ�����������л�HDC���߱����ڴ�С�ı���߲���ˢ��ʱ�䶯
+		MatrixStack   matrix[3];  ///< model, view, projection���� 
+		MatrixMode    matrixMode; ///< ��ǰ�����ľ���
+		Color         drawColor;  ///< ���Ƶ���ɫ
+		Canvas*       canvas;     ///< ��ǰcanvas
+		Shader*       shader;     ///< ��ǰʹ�õ�shader
+	} state;
+
+#if ASURA_GL_PROFILE
+	struct
+	{
+		uint drawCall;     ///< ͳ��drawcall
+		uint canvasSwitch; ///< �л�texture�Ĵ���
+		uint shaderSwitch; ///< �л�shader�Ĵ���
+	} stats;
+#endif
+
+luaxport:
+
+	LUAX_DECL_SINGLETON(GfxDevice);
+
+	LUAX_DECL_ENUM(MatrixMode, 1);
+	LUAX_DECL_ENUM(GLParams, 1);
+
+	LUAX_DECL_METHOD(_SetMatrixMode);
+	LUAX_DECL_METHOD(_GetMatrixMode);
+	LUAX_DECL_METHOD(_PushMatrix);
+	LUAX_DECL_METHOD(_PopMatrix);
+	LUAX_DECL_METHOD(_LoadIdentity);
+	LUAX_DECL_METHOD(_Rotate);
+	LUAX_DECL_METHOD(_Translate);
+	LUAX_DECL_METHOD(_Scale);
+	LUAX_DECL_METHOD(_Ortho);
+	LUAX_DECL_METHOD(_GetMatrixDepth);
+	LUAX_DECL_METHOD(_GetMatrixIndex);
+	LUAX_DECL_METHOD(_UseShader);
+	LUAX_DECL_METHOD(_UnuseShader);
+
+};
+
+extern GfxDevice g_Device;
+
+
+#define GL_CALL(x) do { x; /*GLAssert(); */} while(0)
+
+
+
+
+namespace_end
+namespace_end
+
+#endif
\ No newline at end of file