mirrors/raylib
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added SUPPORT_VR_SIMULATOR flag

Browse Source
This commit is contained in:
Ray 2017-04-18 11:49:02 +02:00
parent a5c8ce2a34
commit 35172430c6
1 changed files with 28 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/rlgl.c
View File

@ -22,7 +22,7 @@
* #define RLGL_STANDALONE
* Use rlgl as standalone library (no raylib dependency)
*
* #define SUPPORT_VR_SIMULATION / SUPPORT_STEREO_RENDERING
* #define SUPPORT_VR_SIMULATOR
* Support VR simulation functionality (stereo rendering)
*
* #define SUPPORT_DISTORTION_SHADER
@ -56,7 +56,7 @@
// Default configuration flags (supported features)
//-------------------------------------------------
#define SUPPORT_VR_SIMULATION
#define SUPPORT_VR_SIMULATOR
#define SUPPORT_DISTORTION_SHADER
//-------------------------------------------------
@ -222,6 +222,7 @@ typedef struct DrawCall {
//Guint fboId;
} DrawCall;
#if defined(SUPPORT_VR_SIMULATOR)
// Head-Mounted-Display device parameters
typedef struct VrDeviceInfo {
int hResolution; // HMD horizontal resolution in pixels
@ -244,6 +245,7 @@ typedef struct VrStereoConfig {
Matrix eyesProjection[2]; // VR stereo rendering eyes projection matrices
Matrix eyesViewOffset[2]; // VR stereo rendering eyes view offset matrices
} VrStereoConfig;
#endif
//----------------------------------------------------------------------------------
// Global Variables Definition
@ -287,13 +289,16 @@ static bool texCompETC2Supported = false; // ETC2/EAC texture compression supp
static bool texCompPVRTSupported = false; // PVR texture compression support
static bool texCompASTCSupported = false; // ASTC texture compression support
#if defined(SUPPORT_VR_SIMULATOR)
// VR global variables
static VrDeviceInfo hmd; // Current VR device info
static VrStereoConfig vrConfig; // VR stereo configuration for simulator
static bool vrSimulatorReady = false; // VR simulator ready flag
static bool vrStereoRender = false; // VR stereo rendering enabled/disabled flag
// NOTE: This flag is useful to render data over stereo image (i.e. FPS)
#endif
#endif // defined(SUPPORT_VR_SIMULATOR)
#endif // defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// Extension supported flag: Anisotropic filtering
static bool texAnisotropicFilterSupported = false; // Anisotropic texture filtering support
@ -339,13 +344,13 @@ static void UpdateDefaultBuffers(void); // Update default internal buffers (
static void DrawDefaultBuffers(void); // Draw default internal buffers vertex data
static void UnloadDefaultBuffers(void); // Unload default internal buffers vertex data from CPU and GPU
// Configure stereo rendering (including distortion shader) with HMD device parameters
static void SetStereoConfig(VrDeviceInfo info);
// Set internal projection and modelview matrix depending on eyes tracking data
static void SetStereoView(int eye, Matrix matProjection, Matrix matModelView);
#if defined(SUPPORT_VR_SIMULATOR)
static void SetStereoConfig(VrDeviceInfo info); // Configure stereo rendering (including distortion shader) with HMD device parameters
static void SetStereoView(int eye, Matrix matProjection, Matrix matModelView); // Set internal projection and modelview matrix depending on eye
#endif
#endif // defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
#if defined(GRAPHICS_API_OPENGL_11)
static int GenerateMipmaps(unsigned char *data, int baseWidth, int baseHeight);
static Color *GenNextMipmap(Color *srcData, int srcWidth, int srcHeight);
@ -2068,12 +2073,16 @@ void rlglDrawMesh(Mesh mesh, Material material, Matrix transform)
}
int eyesCount = 1;
#if defined(SUPPORT_VR_SIMULATOR)
if (vrStereoRender) eyesCount = 2;
#endif
for (int eye = 0; eye < eyesCount; eye++)
{
if (eyesCount == 2) SetStereoView(eye, matProjection, matModelView);
else modelview = matModelView;
if (eyesCount == 1) modelview = matModelView;
#if defined(SUPPORT_VR_SIMULATOR)
else SetStereoView(eye, matProjection, matModelView);
#endif
// Calculate model-view-projection matrix (MVP)
Matrix matMVP = MatrixMultiply(modelview, projection); // Transform to screen-space coordinates
@ -2534,6 +2543,7 @@ void EndBlendMode(void)
BeginBlendMode(BLEND_ALPHA);
}
#if defined(SUPPORT_VR_SIMULATOR)
// Init VR simulator for selected device
// NOTE: It modifies the global variable: VrDeviceInfo hmd
void InitVrSimulator(int vrDevice)
@ -2761,6 +2771,7 @@ void EndVrDrawing(void)
}
#endif
}
#endif // SUPPORT_VR_SIMULATOR
//----------------------------------------------------------------------------------
// Module specific Functions Definition
@ -3306,11 +3317,15 @@ static void DrawDefaultBuffers()
Matrix matModelView = modelview;
int eyesCount = 1;
#if defined(SUPPORT_VR_SIMULATOR)
if (vrStereoRender) eyesCount = 2;
#endif
for (int eye = 0; eye < eyesCount; eye++)
{
#if defined(SUPPORT_VR_SIMULATOR)
if (eyesCount == 2) SetStereoView(eye, matProjection, matModelView);
#endif
// Set current shader and upload current MVP matrix
if ((lines.vCounter > 0) || (triangles.vCounter > 0) || (quads.vCounter > 0))
@ -3516,6 +3531,7 @@ static void UnloadDefaultBuffers(void)
free(quads.indices);
}
#if defined(SUPPORT_VR_SIMULATOR)
// Configure stereo rendering (including distortion shader) with HMD device parameters
static void SetStereoConfig(VrDeviceInfo hmd)
{
@ -3607,6 +3623,8 @@ static void SetStereoView(int eye, Matrix matProjection, Matrix matModelView)
SetMatrixModelview(eyeModelView);
SetMatrixProjection(eyeProjection);
}
#endif // defined(SUPPORT_VR_SIMULATOR)
#endif //defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
#if defined(GRAPHICS_API_OPENGL_11)