a_dinosaur/Lesson10-SDL3
1
0
Fork 0
mirror of https://github.com/ScrelliCopter/Lesson10-SDL3.git synced 2025-02-21 07:19:26 +11:00
Code Issues Packages Projects Releases Wiki Activity

type usage consistency

Browse Source
This commit is contained in:
a dinosaur
2024-03-12 22:19:55 +11:00
parent 2ac4bf8461
commit e1ff61d0df
1 changed files with 22 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
Lesson10.c
View File

@@ -39,14 +39,14 @@ typedef struct tagCAMERA
{
float heading;
float xpos, zpos;
GLfloat yrot; // Y Rotation
GLfloat walkbias, walkbiasangle;
GLfloat lookupdown;
GLfloat z; // Depth Into The Screen
float yrot; // Y Rotation
float walkbias, walkbiasangle;
float lookupdown;
float z; // Depth Into The Screen
} CAMERA;
CAMERA camera;
GLuint filter; // Which Filter To Use
unsigned filter; // Which Filter To Use
GLuint texture[3] = { 0, 0, 0 }; // Storage For 3 Textures
typedef struct tagVERTEX
@@ -138,7 +138,7 @@ bool FlipSurface(SDL_Surface *surface)
return true;
}
int LoadGLTextures(void) // Load bitmap as textures
bool LoadGLTextures(void) // Load bitmap as textures
{
SDL_Surface *TextureImage = NULL; // Create Storage Space For The Texture
@@ -177,7 +177,7 @@ static void gluPerspective(GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdou
double invcliprng = 1.0 / (zFar - zNear);
double z = -(zFar + zNear) * invcliprng;
double z2 = -(2.0 * zFar * zNear) * invcliprng;
double mtx[16] =
GLdouble mtx[16] =
{
w, 0.0, 0.0, 0.0,
0.0, h, 0.0, 0.0,
@@ -187,7 +187,7 @@ static void gluPerspective(GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdou
glLoadMatrixd(mtx);
}
void ReSizeGLScene(GLsizei width, GLsizei height) // Resize And Initialize The GL Window
void ReSizeGLScene(int width, int height) // Resize And Initialize The GL Window
{
if (height == 0) // Prevent A Divide By Zero By
{
@@ -200,17 +200,17 @@ void ReSizeGLScene(GLsizei width, GLsizei height) // Resize And Initializ
glLoadIdentity(); // Reset The Projection Matrix
// Calculate The Aspect Ratio Of The Window
gluPerspective(45.0f, (GLfloat)width / (GLfloat)height, 0.1f, 100.0f);
gluPerspective(45.0f, (float)width / (float)height, 0.1f, 100.0f);
glMatrixMode(GL_MODELVIEW); // Select The Modelview Matrix
glLoadIdentity(); // Reset The Modelview Matrix
}
int InitGL(void) // All Setup For OpenGL Goes Here
bool InitGL(void) // All Setup For OpenGL Goes Here
{
if (!LoadGLTextures()) // Jump To Texture Loading Routine
{
return 0; // If Texture Didn't Load Return FALSE
return false;
}
glEnable(GL_TEXTURE_2D); // Enable Texture Mapping
@@ -224,7 +224,7 @@ int InitGL(void) // All Setup For OpenGL
SetupWorld();
return 1; // Initialization Went OK
return true; // Initialization Went OK
}
void DrawGLScene(void) // Here's Where We Do All The Drawing
@@ -277,27 +277,27 @@ void DrawGLScene(void) // Here's Where We Do A
}
}
void KillGLWindow(void) // Properly Kill The Window
void KillGLWindow(void) // Properly Kill The Window
{
if (fullscreen) // Are We In Fullscreen Mode?
if (fullscreen) // Are We In Fullscreen Mode?
{
SDL_SetWindowFullscreen(win, 0); // If So Switch Back To The Desktop
SDL_ShowCursor(); // Show Mouse Pointer
SDL_SetWindowFullscreen(win, SDL_FALSE); // If So Switch Back To The Desktop
SDL_ShowCursor(); // Show Mouse Pointer
}
if (ctx) // Do We Have A Rendering Context?
if (ctx) // Do We Have A Rendering Context?
{
if (SDL_GL_MakeCurrent(win, NULL)) // Are We Able To Release The DC And RC Contexts?
if (SDL_GL_MakeCurrent(win, NULL)) // Are We Able To Release The DC And RC Contexts?
{
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION, "SHUTDOWN ERROR", "Release Of RC Failed.", NULL);
}
SDL_GL_DeleteContext(ctx); // Delete The RC
ctx = NULL; // Set RC To NULL
SDL_GL_DeleteContext(ctx); // Delete The RC
ctx = NULL; // Set RC To NULL
}
SDL_DestroyWindow(win); // Destroy The Window
win = NULL; // Set hWnd To NULL
SDL_DestroyWindow(win); // Destroy The Window
win = NULL; // Set hWnd To NULL
}