/*
2+---3+----+----+
| | | |
0+---1+----+----+
| | | |
+----+----+----+
*/
static void create_verts() {
int num_cols = NCOLS;
int num_rows = NROWS;
int num_chars = num_cols * num_rows;
_num_verts = num_chars * 4;
int num_floats = _num_verts * 2;
_verts = (float*) malloc(num_floats * sizeof(float));
int i, j, k;
k = 0;
float x;
float y = win_height() + _ch_h;
for(i = 0; i < num_rows; ++i) {
x = 0;
y -= _ch_h;
for(j = 0; j < num_cols; ++j) {
// v0
_verts[k++] = x;
_verts[k++] = y - _ch_h;
// v1
_verts[k++] = x + _ch_w;
_verts[k++] = y - _ch_h;
// v2
_verts[k++] = x;
_verts[k++] = y;
// v3
_verts[k++] = x + _ch_w;
_verts[k++] = y;
x += _ch_w;
}
}
}
/*
+----+----+----+
| | | |
+----+----+----+
| | | |
+----+----+----+
*/
static void create_tcoords() {
int num_cols = NUM_TEXT_BUF_COLS;
int num_rows = NUM_TEXT_BUF_ROWS;
int num_chars = num_cols * num_rows;
_num_tcoords = num_chars * 4;
int num_floats = _num_tcoords * 2;
int cb_tcoords = num_floats * sizeof(float);
_tcoords = (float*) malloc(cb_tcoords);
int i, j, k;
k = 0;
float x;
unsigned char ch = ' ';
// float y = NUM_TEXT_BUF_ROWS * _bm_h + _bm_h;
float y = win_height() + _bm_h;
for(i = 0; i < num_rows; ++i) {
x = 0;
y -= _bm_h;
for(j = 0; j < num_cols; ++j) {
tfont_get_tex_idx(ch, _tcoords+k);
k += 8;
x += _bm_w;
}
}
if(k != num_floats)
sys_err("_tcoords bounds error");
}
static void set_projection() {
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
int l = 0;
int r = win_width();
int b = 0;
int t = win_height();
gluOrtho2D(l, r, b, t);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}
int main(int argc, char* argv[]) {
win_new();
glfwSetWindowTitle("font_perf");
// font_set_color(1, 1, 1, 0);
perf_init();
// main loop
glClearColor(0.3f, 0.3f, 0.3f, 1.0f);
while(1) {
perf_mark_beg("glClear");
glClear(GL_COLOR_BUFFER_BIT);
perf_mark_end("glClear");
perf_mark_beg("ortho");
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
int l = 0;
int r = win_width();
int b = 0;
int t = win_height();
gluOrtho2D(l, r, b, t);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
perf_mark_end("ortho");
// draw bitmap letter
// perf_mark_beg("draw_letter");
// int i;
// for(i = 0; i < 50; ++i) {
draw_letter();
// }
// perf_mark_end("draw_letter");
// font_draw(100, 100, "bitchin camaro!");
perf_mark_beg("swap");
glfwSwapBuffers();
perf_mark_end("swap");
if(!glfwGetWindowParam(GLFW_OPENED))
break;
// fps_inc_frames_drawn();
perf_report();
}
perf_terminate();
glfwTerminate();
return 0;
}
void draw_text() {
int ch_rows = 36;
int ch_h = 16;
float x = 0;
float y = win_height();
int i;
for(i = 0; i < ch_rows; ++i) {
x = 0;
y -= ch_h;
glPushMatrix();
glTranslatef(x, y, 0);
const char* ln = test_line(i);
tfont_draw_string(ln);
glPopMatrix();
}
}
/*
2+---3+----+----+
| | | |
0+---1+----+----+
| | | |
+----+----+----+
*/
static void create_verts() {
int num_cols = NUM_TEXT_BUF_COLS;
int num_rows = NUM_TEXT_BUF_ROWS;
int num_chars = num_cols * num_rows;
_num_verts = num_chars * 4;
int num_floats = _num_verts * 2;
int cb_verts = num_floats * sizeof(float);
_verts = (float*) malloc(cb_verts);
int i, j, k;
k = 0;
float x;
// float y = NUM_TEXT_BUF_ROWS * _bm_h + _bm_h;
float y = win_height() + _bm_h;
for(i = 0; i < num_rows; ++i) {
x = 0;
y -= _bm_h;
for(j = 0; j < num_cols; ++j) {
// v0
_verts[k++] = x;
_verts[k++] = y - _bm_h;
// v1
_verts[k++] = x + _bm_w;
_verts[k++] = y - _bm_h;
// v2
_verts[k++] = x;
_verts[k++] = y;
// v3
_verts[k++] = x + _bm_w;
_verts[k++] = y;
x += _bm_w;
}
}
if(k != num_floats)
sys_err("_verts bounds error");
}
/*
+----+----+----+
| | | |
+----+----+----+
| | | |
+----+----+----+
*/
static void create_tcoords() {
int num_cols = NCOLS;
int num_rows = NROWS;
int num_chars = num_cols * num_rows;
_num_tcoords = num_chars * 4;
int num_floats = _num_tcoords * 2;
_tcoords = (float*) malloc(num_floats * sizeof(float));
int i, j, k;
k = 0;
float x;
float y = win_height() + _ch_h;
for(i = 0; i < num_rows; ++i) {
const char* ln = test_line(i);
x = 0;
y -= _ch_h;
for(j = 0; j < num_cols; ++j) {
unsigned char ch = ln[j];
tfont_get_tex_idx(ch, _tcoords+k);
k += 8;
x += _ch_w;
}
}
}
static void draw_font_set() {
int x0, x1, x2, x3;
int y0, y1, y2, y3;
int i, j, k;
int num_rows = NUM_FONT_ROWS;
int num_cols = NUM_FONT_COLS;
int pw = UNIT_RECT_WIDTH - 1;
int ph = UNIT_RECT_HEIGHT - 1;
// draw back polys
glBegin(GL_TRIANGLES);
y0 = y1 = win_height() - UNIT_RECT_HEIGHT;
y2 = y3 = win_height() - UNIT_RECT_HEIGHT + ph;
k = 0;
for(i = 0; i < num_rows; ++i) {
x2 = x0 = 0;
x1 = x3 = pw;
for(j = 0; j < num_cols; ++j) {
glColor3f(POLY_COLOR[0], POLY_COLOR[1], POLY_COLOR[2]);
glVertex2d(x0, y0);
glVertex2d(x1, y1);
glVertex2d(x2, y2);
glVertex2d(x1, y1);
glVertex2d(x3, y3);
glVertex2d(x2, y2);
x0 += UNIT_RECT_WIDTH;
x1 += UNIT_RECT_WIDTH;
x2 += UNIT_RECT_WIDTH;
x3 += UNIT_RECT_WIDTH;
}
y0 -= UNIT_RECT_HEIGHT;
y1 -= UNIT_RECT_HEIGHT;
y2 -= UNIT_RECT_HEIGHT;
y3 -= UNIT_RECT_HEIGHT;
}
glEnd();
// draw font chars
y0 = y1 = win_height() - UNIT_RECT_HEIGHT;
y2 = y3 = win_height() - UNIT_RECT_HEIGHT + ph;
k = 0;
for(i = 0; i < num_rows; ++i) {
x2 = x0 = 0;
x1 = x3 = pw;
for(j = 0; j < num_cols; ++j) {
font_set_color(FONT_COLOR[0], FONT_COLOR[1], FONT_COLOR[2], FONT_COLOR[3]);
char s[2] = "\0\0";
s[0] = k++;
// for some reason, font_draw currently crashes drawing chars >= 128
if(k==128) {
goto outtahere;
}
font_draw(x0, y0, s);
x0 += UNIT_RECT_WIDTH;
x1 += UNIT_RECT_WIDTH;
x2 += UNIT_RECT_WIDTH;
x3 += UNIT_RECT_WIDTH;
}
y0 -= UNIT_RECT_HEIGHT;
y1 -= UNIT_RECT_HEIGHT;
y2 -= UNIT_RECT_HEIGHT;
y3 -= UNIT_RECT_HEIGHT;
}
outtahere:
return;
}
LRESULT CALLBACK SpltWe_WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static int oldx;
static int y;
static int line_height;
static int min_left;
static int max_right;
POINT pt;
HDC hdc;
RECT rect;
HWND hp = GetParent(hwnd);
switch (message)
{
case WM_CREATE:
return 0 ;
case WM_LBUTTONDOWN:
SetCapture(hwnd);
we_sizing = 1;
line_height = win_height(hwnd);
y = win_top(hwnd);;
pt.x = (short)LOWORD(lParam); // horizontal position of cursor
pt.y = (short)HIWORD(lParam);
GetWindowRect(hp,&rect);
min_left = rect.left + MIN_SPLT_SPACE;
max_right = rect.right - MIN_SPLT_SPACE;
//GetClientRect(hwnd,&splt_rect);
//SCreenToClient(rect);
//GetWindowRect(hwnd_frame, &rect_frame_scr);
//client_0_0.x = 0;
//client_0_0.y=0;
//ClientToScreen(hwnd_frame,&client_0_0);
//client_0_0.y-= rect_frame_scr.top;
//client_0_0.x-= rect_frame_scr.left;
ClientToScreen(hwnd,&pt);
//convert the mouse coordinates relative to the top-left of
//the window
//ScreenToClient(hwnd_frame,&pt);
if(pt.x < min_left) pt.x = min_left;
if(pt.x > max_right)
{
pt.x = max_right;
}
hdc = GetDC(NULL);
DrawXorBar(hdc, pt.x-SPLT_WIDTH/2, y, SPLT_WIDTH, line_height);
ReleaseDC(NULL, hdc);
oldx = pt.x;
break;
case WM_LBUTTONUP:
ReleaseCapture();
pt.x = (short)LOWORD(lParam); // horizontal position of cursor
pt.y = (short)HIWORD(lParam);
GetClientRect(hp,&rect);
//GetClientRect(hwnd,&splt_rect);
//GetWindowRect(hwnd_frame, &rect_frame_scr);
//client_0_0.x = 0;
//client_0_0.y=0;
//ClientToScreen(hwnd_frame,&client_0_0);
//client_0_0.y-= rect_frame_scr.top;
//client_0_0.x-= rect_frame_scr.left;
hdc = GetDC(NULL);
DrawXorBar(hdc, oldx-SPLT_WIDTH/2, y, SPLT_WIDTH, line_height);
ReleaseDC(NULL, hdc);
we_sizing = 0;
pt.x = oldx;
ScreenToClient(hp,&pt);
send_splitter_x(hp, pt.x);
break;
case WM_MOUSEMOVE:
if(0==we_sizing) break;
pt.x = (short)LOWORD(lParam); // horizontal position of cursor
pt.y = (short)HIWORD(lParam);
//GetClientRect(hwnd_frame,&rect);
//GetClientRect(hwnd,&splt_rect);
//SCreenToClient(rect);
ClientToScreen(hwnd,&pt);
//GetWindowRect(hwnd_frame, &rect_frame_scr);
//client_0_0.x = 0;
//client_0_0.y=0;
//ClientToScreen(hwnd_frame,&client_0_0);
//client_0_0.y-= rect_frame_scr.top;
//client_0_0.x-= rect_frame_scr.left;
//convert the mouse coordinates relative to the top-left of
//the window
//ScreenToClient(hwnd_frame,&pt);
if(pt.x < min_left) pt.x = min_left;
if(pt.x > max_right)
{
pt.x = max_right;
}
if(pt.x != oldx && wParam & MK_LBUTTON)
{
hdc = GetDC(NULL);
DrawXorBar(hdc, oldx-SPLT_WIDTH/2, y, SPLT_WIDTH, line_height);
DrawXorBar(hdc, pt.x-SPLT_WIDTH/2, y, SPLT_WIDTH, line_height);
ReleaseDC(NULL, hdc);
oldx = pt.x;
}
break;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
