| // Copyright 2016 The SwiftShader Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef gl_Device_hpp |
| #define gl_Device_hpp |
| |
| #include "Renderer/Renderer.hpp" |
| |
| namespace egl |
| { |
| class Image; |
| } |
| |
| namespace es1 |
| { |
| class Texture; |
| |
| struct Viewport |
| { |
| int x0; |
| int y0; |
| unsigned int width; |
| unsigned int height; |
| float minZ; |
| float maxZ; |
| }; |
| |
| class Device : public sw::Renderer |
| { |
| public: |
| explicit Device(sw::Context *context); |
| |
| virtual ~Device(); |
| |
| void *operator new(size_t size); |
| void operator delete(void * mem); |
| |
| void clearColor(float red, float green, float blue, float alpha, unsigned int rgbaMask); |
| void clearDepth(float z); |
| void clearStencil(unsigned int stencil, unsigned int mask); |
| void drawIndexedPrimitive(sw::DrawType type, unsigned int indexOffset, unsigned int primitiveCount); |
| void drawPrimitive(sw::DrawType type, unsigned int primiveCount); |
| void setScissorEnable(bool enable); |
| void setRenderTarget(int index, egl::Image *renderTarget); |
| void setDepthBuffer(egl::Image *depthBuffer); |
| void setStencilBuffer(egl::Image *stencilBuffer); |
| void setScissorRect(const sw::Rect &rect); |
| void setViewport(const Viewport &viewport); |
| |
| bool stretchRect(sw::Surface *sourceSurface, const sw::SliceRect *sourceRect, sw::Surface *destSurface, const sw::SliceRect *destRect, bool filter); |
| void finish(); |
| |
| private: |
| sw::Context *const context; |
| |
| bool bindResources(); |
| bool bindViewport(); // Also adjusts for scissoring |
| |
| bool validRectangle(const sw::Rect *rect, sw::Surface *surface); |
| |
| Viewport viewport; |
| sw::Rect scissorRect; |
| bool scissorEnable; |
| |
| egl::Image *renderTarget; |
| egl::Image *depthBuffer; |
| egl::Image *stencilBuffer; |
| }; |
| } |
| |
| #endif // gl_Device_hpp |