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add more docs

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NishiOwO 2025-04-15 21:09:13 +09:00
parent 01fecddffc
commit b09f7fef4c
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5 changed files with 82 additions and 5 deletions
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30
engine/graphic/opengl/gf_driver.c
View File

@ -1,3 +1,9 @@
/**
* @file
* @~english
* @brief OpenGL drawing driver
*/
#define GF_EXPOSE_DRAW_DRIVER
#define GF_EXPOSE_DRAW
#define GF_EXPOSE_TEXTURE
@ -24,11 +30,35 @@
#include <string.h>
#include <math.h>
/**
* @~english
* @brief White light
*/
GLfloat lightwht[] = {1.0, 1.0, 1.0, 1.0};
/**
* @~english
* @brief Gray light
*/
GLfloat lightgry[] = {0.6, 0.6, 0.6, 1.0};
/**
* @~english
* @brief Dim light
*/
GLfloat lightdim[] = {0.2, 0.2, 0.2, 1.0};
/**
* @~english
* @brief Black light
*/
GLfloat lightblk[] = {0.0, 0.0, 0.0, 1.0};
/**
* @~english
* @brief Calculate the nearest 2^n value to x
* @param x Number
*/
#define NEAREST_POW2(x) pow((2), gf_math_log2((int)(x) + 1))
gf_draw_driver_texture_t* gf_draw_driver_register_texture(gf_draw_t* draw, int width, int height, int* iwidth, int* iheight, unsigned char* data) {

7
engine/graphic/opengl/gf_graphic.c
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@ -1,3 +1,10 @@
/**
* @file
* @~english
* @brief OpenGL graphic interface
*/
#include <gf_macro.h>
#define GF_EXPOSE_DRAW
#define GF_EXPOSE_TEXTURE

13
engine/graphic/opengl/glfw/gf_draw.c
View File

@ -1,3 +1,9 @@
/**
* @file
* @~english
* @brief GLFW-dependent part of drawing driver
*/
#define GF_EXPOSE_DRAW_PLATFORM
#define GF_EXPOSE_DRAW
@ -28,6 +34,13 @@ void gf_draw_platform_begin(void) {
void gf_draw_platform_end(void) {}
/**
* @~english
* @brief GLFW resize handler
* @param window GLFW window
* @param w Width of window
* @param h Height of window
*/
void gf_glfw_size(GLFWwindow* window, int w, int h) {
gf_draw_t* draw = (gf_draw_t*)glfwGetWindowUserPointer(window);
draw->width = w;

8
engine/graphic/opengl/glx/gf_draw.c
View File

@ -1,3 +1,9 @@
/**
* @file
* @~english
* @brief GLX-dependent part of drawing driver
*/
#define GF_EXPOSE_DRAW_PLATFORM
#define GF_EXPOSE_DRAW
@ -18,6 +24,7 @@
#include <string.h>
#include <stdlib.h>
#ifdef DO_SWAP_INTERVAL
#ifndef GLX_MESA_swap_control
#define GLX_MESA_swap_control 1
typedef int (*PFNGLXGETSWAPINTERVALMESAPROC)(void);
@ -33,6 +40,7 @@ typedef void (*PFNGLXSWAPINTERVALEXTPROC)(Display*, GLXDrawable, int);
#define GLX_SGI_swap_control 1
typedef void (*PFNGLXSWAPINTERVALSGIPROC)(int);
#endif
#endif
void gf_draw_platform_begin(void) {}
void gf_draw_platform_end(void) {}

29
engine/graphic/opengl/wgl/gf_draw.c
View File

@ -1,3 +1,9 @@
/**
* @file
* @~english
* @brief WGL-dependent part of drawing driver
*/
#define GF_EXPOSE_DRAW_PLATFORM
#define GF_EXPOSE_DRAW
@ -19,11 +25,22 @@
#include <stdlib.h>
typedef const char*(APIENTRY* PFNWGLGETEXTENSIONSSTRINGARB)(HDC);
#ifdef DO_SWAP_INTERVAL
typedef BOOL(APIENTRY* PFNWGLSWAPINTERVALPROC)(int);
#endif
void gf_draw_platform_begin(void) {}
void gf_draw_platform_end(void) {}
/**
* @~english
* @brief Win32 API event handler
* @param hWnd Window
* @param msg Message
* @param wp Word parameter
* @param lp Long parameter
* @return Result
*/
LRESULT CALLBACK gf_draw_platform_proc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp) {
PAINTSTRUCT ps;
RECT rect;
@ -96,12 +113,14 @@ int gf_draw_platform_step(gf_draw_t* draw) {
}
void gf_draw_platform_create(gf_draw_t* draw) {
WNDCLASSEX wc;
PIXELFORMATDESCRIPTOR desc;
WNDCLASSEX wc;
PIXELFORMATDESCRIPTOR desc;
#ifdef DO_SWAP_INTERVAL
PFNWGLSWAPINTERVALPROC wglSwapIntervalEXT;
RECT rect;
int fmt;
DWORD style;
#endif
RECT rect;
int fmt;
DWORD style;
draw->platform = malloc(sizeof(*draw->platform));
memset(draw->platform, 0, sizeof(*draw->platform));