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REVIEWED: rlgl_standalone usage

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This commit is contained in:
Ray 2021-03-23 11:51:09 +01:00
parent 5325d8d2ba
commit 6f5a4a9351
2 changed files with 27 additions and 17 deletions
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25
examples/others/rlgl_standalone.c
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@ -65,6 +65,15 @@
#define RAYWHITE (Color){ 245, 245, 245, 255 } // My own White (raylib logo)
#define DARKGRAY (Color){ 80, 80, 80, 255 } // Dark Gray
// Camera type, defines a camera position/orientation in 3d space
typedef struct Camera {
Vector3 position; // Camera position
Vector3 target; // Camera target it looks-at
Vector3 up; // Camera up vector (rotation over its axis)
float fovy; // Camera field-of-view apperture in Y (degrees) in perspective, used as near plane width in orthographic
int projection; // Camera projection: CAMERA_PERSPECTIVE or CAMERA_ORTHOGRAPHIC
} Camera;
//----------------------------------------------------------------------------------
// Module specific Functions Declaration
//----------------------------------------------------------------------------------
@ -170,15 +179,15 @@ int main(void)
Matrix matProj = MatrixPerspective(camera.fovy*DEG2RAD, (double)screenWidth/(double)screenHeight, 0.01, 1000.0);
Matrix matView = MatrixLookAt(camera.position, camera.target, camera.up);
SetMatrixModelview(matView); // Set internal modelview matrix (default shader)
SetMatrixProjection(matProj); // Set internal projection matrix (default shader)
rlSetMatrixModelview(matView); // Set internal modelview matrix (default shader)
rlSetMatrixProjection(matProj); // Set internal projection matrix (default shader)
DrawCube(cubePosition, 2.0f, 2.0f, 2.0f, RED);
DrawCubeWires(cubePosition, 2.0f, 2.0f, 2.0f, RAYWHITE);
DrawGrid(10, 1.0f);
// NOTE: Internal buffers drawing (3D data)
rlglDraw();
// Draw internal render batch buffers (3D data)
rlDrawRenderBatchActive();
//-----------------------------------------------
// Draw '2D' elements in the scene (GUI)
@ -188,8 +197,8 @@ int main(void)
matProj = MatrixOrtho(0.0, screenWidth, screenHeight, 0.0, 0.0, 1.0);
matView = MatrixIdentity();
SetMatrixModelview(matView); // Set internal modelview matrix (default shader)
SetMatrixProjection(matProj); // Set internal projection matrix (default shader)
rlSetMatrixModelview(matView); // Set internal modelview matrix (default shader)
rlSetMatrixProjection(matProj); // Set internal projection matrix (default shader)
#else // Let rlgl generate and multiply matrix internally
@ -201,8 +210,8 @@ int main(void)
#endif
DrawRectangleV((Vector2){ 10.0f, 10.0f }, (Vector2){ 780.0f, 20.0f }, DARKGRAY);
// NOTE: Internal buffers drawing (2D data)
rlglDraw();
// Draw internal render batch buffers (3D data)
rlDrawRenderBatchActive();
//-----------------------------------------------
glfwSwapBuffers(window);