Tleety
37 lines
1.6 KiB
C++
37 lines
1.6 KiB
C++
#ifndef ScreenCoords_h__
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#define ScreenCoords_h__
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#include "../../Common.h"
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#include "../../OpenGL.h"
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#include "../../GLM.h"
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#include "../../Core/Util/Rectangle.h"
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#include "../FrameBuffer.h"
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class ScreenCoords
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{
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public:
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ScreenCoords() = delete;
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struct PixelData
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{
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int Color[2];
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float Depth;
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};
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//Return world position from given screenspace coordinates and depth value in viewspace.
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static glm::vec3 ToWorldPos(glm::vec2 screenCoord, float depth, Rectangle resolution, glm::mat4 cameraProjectionMat, glm::mat4 cameraViewMat);
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static glm::vec3 ToWorldPos(float x, float y, float depth, Rectangle resolution, glm::mat4 cameraProjectionMat, glm::mat4 cameraViewMat);
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static glm::vec3 ToWorldPos(glm::vec2 screenCoord, float depth, float screenWidth, float screenHeight, glm::mat4 cameraProjectionMat, glm::mat4 cameraViewMat);
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static glm::vec3 ToWorldPos(float x, float y, float depth, float screenWidth, float screenHeight, glm::mat4 cameraProjectionMat, glm::mat4 cameraViewMat);
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//Return data from the given buffers at the coordinates given in screenspace. Buffer should probably have a texture that covers the screen.
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//Data is given as R = x, B = y, and
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static PixelData ToPixelData(glm::vec2 screenCoord, FrameBuffer* PickDataBuffer, GLuint DepthBuffer);
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static PixelData ToPixelData(float x, float y, FrameBuffer* PickDataBuffer, GLuint DepthBuffer);
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//Return EntityID of the clicked coordinate in given screenspace coordinates.
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//EntityID ScreenCoordsToEntityID(glm::vec2 screenCoord, float depth);
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private:
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};
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#endif |