refactor of graphic system; initial HECL

include/graphicsys/CGFXVertexLayoutBase.hpp

@@ -0,0 +1,20 @@
+#ifndef CGFXVERTEXLAYOUTBASE_HPP
+#define CGFXVERTEXLAYOUTBASE_HPP
+
+class CGFXVertexLayoutBase
+{
+    unsigned m_uvCount;
+    unsigned m_weightCount;
+public:
+    CGFXVertexLayoutBase(unsigned uvCount=0, unsigned weightCount=0)
+    : m_uvCount(uvCount),
+      m_weightCount(weightCount) {}
+    virtual ~CGFXVertexLayoutBase() {}
+
+    inline unsigned uvCount() {return m_uvCount;}
+    inline unsigned weightCount() {return m_weightCount;}
+    inline bool isSkinned() {return m_weightCount > 0;}
+
+};
+
+#endif // CGFXVERTEXLAYOUTBASE_HPP

include/graphicsys/IGFXCommandBuffer.hpp

@@ -0,0 +1,5 @@
+#ifndef IGFXCOMMANDBUFFER_HPP
+#define IGFXCOMMANDBUFFER_HPP
+
+#endif // IGFXCOMMANDBUFFER_HPP
+

include/graphicsys/IGFXContext.hpp

@@ -1,13 +1,14 @@
-#ifndef IGRAPHICSCONTEXT_HPP
-#define IGRAPHICSCONTEXT_HPP
+#ifndef IGFXCONTEXT_HPP
+#define IGFXCONTEXT_HPP
 
 namespace boo
 {
 
-class IGraphicsContext
+class IGFXContext
 {
     friend class CWindowCocoa;
-    virtual void _setCallback(class IWindowCallback* cb) {(void)cb;};
+    friend class CWindowXCB;
+    virtual void _setCallback(class IWindowCallback* cb) {(void)cb;}
 
 public:
     
@@ -33,22 +34,15 @@ public:
         PF_RGBAF32_Z24 = 4
     };
     
-    virtual ~IGraphicsContext() {}
+    virtual ~IGFXContext() {}
     
     virtual EGraphicsAPI getAPI() const=0;
     virtual EPixelFormat getPixelFormat() const=0;
     virtual void setPixelFormat(EPixelFormat pf)=0;
     virtual void initializeContext()=0;
-    virtual IGraphicsContext* makeShareContext() const=0;
-    virtual void makeCurrent()=0;
-    virtual void clearCurrent()=0;
-
-    /* Note: *all* contexts are double-buffered with
-     * v-sync interval; please call this */
-    virtual void swapBuffer()=0;
     
 };
     
 }
 
-#endif // IGRAPHICSCONTEXT_HPP
+#endif // IGFXCONTEXT_HPP

include/graphicsys/IGFXPipelineState.hpp

@@ -0,0 +1,5 @@
+#ifndef IGFXPIPELINESTATE_HPP
+#define IGFXPIPELINESTATE_HPP
+
+#endif // IGFXPIPELINESTATE_HPP
+

include/graphicsys/IGFXTransformSet.hpp

@@ -0,0 +1,5 @@
+#ifndef IGFXTRANSFORMSET_HPP
+#define IGFXTRANSFORMSET_HPP
+
+#endif // IGFXTRANSFORMSET_HPP
+

include/graphicsys/hecl/CHECLLexer.hpp

@@ -0,0 +1,20 @@
+#ifndef CHECLLEXER_HPP
+#define CHECLLEXER_HPP
+
+#include <string>
+#include "graphicsys/CGFXVertexLayoutBase.hpp"
+
+class CHECLLexer
+{
+    const CGFXVertexLayoutBase& m_vertLayout;
+public:
+    CHECLLexer(const CGFXVertexLayoutBase& vertLayout,
+               const std::string& colorHECL);
+    CHECLLexer(const CGFXVertexLayoutBase& vertLayout,
+               const std::string& colorHECL,
+               const std::string& alphaHECL);
+
+    inline const CGFXVertexLayoutBase& getVertLayout() const {return m_vertLayout;}
+};
+
+#endif // CHECLLEXER_HPP

include/graphicsys/hecl/HECLExpressions.hpp

@@ -0,0 +1,46 @@
+#ifndef HECLEXPRESSIONS_HPP
+#define HECLEXPRESSIONS_HPP
+
+#include <string>
+#include "IHECLBackend.hpp"
+
+class IHECLExpression
+{
+    /* Traverse expression tree and assemble
+     * backend-specific stage objects */
+    virtual IHECLBackendStage* recursiveStages(IHECLBackend& backend) const=0;
+};
+
+class CHECLNumberLiteral final : IHECLExpression
+{
+};
+
+class CHECLVector final : IHECLExpression
+{
+};
+
+class CHECLTextureSample final : IHECLExpression
+{
+};
+
+class CHECLTextureGatherSample final : IHECLExpression
+{
+};
+
+class CHECLMulOperation final : IHECLExpression
+{
+};
+
+class CHECLAddOperation final : IHECLExpression
+{
+};
+
+class CHECLSubOperation final : IHECLExpression
+{
+};
+
+class CHECLRoot final : IHECLExpression
+{
+};
+
+#endif // HECLEXPRESSIONS_HPP

include/graphicsys/hecl/IHECLBackend.hpp

@@ -0,0 +1,76 @@
+#ifndef IHECLBACKEND_HPP
+#define IHECLBACKEND_HPP
+
+#include <string>
+#include "CHECLLexer.hpp"
+
+class IHECLBackend;
+
+IHECLBackend* NewHECLBackendOutline(const CHECLLexer& lexer);
+IHECLBackend* NewHECLBackendGLSL(const CHECLLexer& lexer);
+IHECLBackend* NewHECLBackendHLSL(const CHECLLexer& lexer);
+IHECLBackend* NewHECLBackendMetal(const CHECLLexer& lexer);
+IHECLBackend* NewHECLBackendTEV(const CHECLLexer& lexer);
+IHECLBackend* NewHECLBackendGLSLCafe(const CHECLLexer& lexer);
+
+class IHECLBackend
+{
+public:
+    enum Type
+    {
+        AUTO      = 0,
+        OUTLINE   = 1,
+        GLSL      = 2,
+        HLSL      = 3,
+        METAL     = 4,
+        TEV       = 5,
+        GLSL_CAFE = 6
+    };
+    virtual Type getType() const=0;
+
+    virtual bool hasVertexSourceForm() const {return false;}
+    virtual bool hasFragmentSourceForm() const {return false;}
+    virtual bool hasVertexBinaryForm() const {return false;}
+    virtual bool hasFragmentBinaryForm() const {return false;}
+    virtual bool hasBinaryForm() const {return false;}
+
+    virtual std::string* emitNewVertexSource() {return NULL;}
+    virtual std::string* emitNewFragmentSource() {return NULL;}
+    virtual void* emitNewVertexBinary(size_t& szOut) {szOut = 0;return NULL;}
+    virtual void* emitNewFragmentBinary(size_t& szOut) {szOut = 0;return NULL;}
+    virtual void* emitNewBinary(size_t& szOut) {szOut = 0;return NULL;}
+
+    static inline IHECLBackend* NewHECLBackend(Type backendType, const CHECLLexer& lexer)
+    {
+        switch (backendType)
+        {
+        case AUTO:
+#if HW_RVL
+            return NewHECLBackendTEV(lexer);
+#elif HW_CAFE
+            return NewHECLBackendGLSLCafe(lexer);
+#elif _WIN32
+            return NewHECLBackendHLSL(lexer);
+#else
+            return NewHECLBackendGLSL(lexer);
+#endif
+        case OUTLINE:
+            return NewHECLBackendOutline(lexer);
+        case GLSL:
+            return NewHECLBackendGLSL(lexer);
+        case HLSL:
+            return NewHECLBackendHLSL(lexer);
+        case METAL:
+            return NewHECLBackendMetal(lexer);
+        case TEV:
+            return NewHECLBackendTEV(lexer);
+        case GLSL_CAFE:
+            return NewHECLBackendGLSLCafe(lexer);
+        }
+        return NULL;
+    }
+
+};
+
+
+#endif // IHECLBACKEND_HPP