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added mfb_update_ex - Windows version

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This commit is contained in:
Carlos Aragones 2020-09-15 11:35:11 +02:00
parent dda1275bd7
commit f09780d761
3 changed files with 42 additions and 10 deletions
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2
include/MiniFB.h
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@ -23,6 +23,8 @@ struct mfb_window * mfb_open_ex(const char *title, unsigned width, unsigned heig
// Also updates the window events
mfb_update_state mfb_update(struct mfb_window *window, void *buffer);
mfb_update_state mfb_update_ex(struct mfb_window *window, void *buffer, unsigned width, unsigned height);
// Only updates the window events
mfb_update_state mfb_update_events(struct mfb_window *window);

23
src/windows/WinMiniFB.c
View File

@ -375,13 +375,26 @@ mfb_open(const char *title, unsigned width, unsigned height) {
mfb_update_state
mfb_update(struct mfb_window *window, void *buffer) {
if (window == 0x0) {
return STATE_INVALID_WINDOW;
}
SWindowData *window_data = (SWindowData *) window;
return mfb_update_ex(window, buffer, window_data->buffer_width, window_data->buffer_height);
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
mfb_update_state
mfb_update_ex(struct mfb_window *window, void *buffer, unsigned width, unsigned height) {
MSG msg;
if (window == 0x0) {
return STATE_INVALID_WINDOW;
}
SWindowData *window_data = (SWindowData *)window;
SWindowData *window_data = (SWindowData *) window;
if (window_data->close) {
destroy_window_data(window_data);
return STATE_EXIT;
@ -391,9 +404,13 @@ mfb_update(struct mfb_window *window, void *buffer) {
return STATE_INVALID_BUFFER;
}
window_data->draw_buffer = buffer;
window_data->draw_buffer = buffer;
window_data->buffer_width = width;
window_data->buffer_height = height;
SWindowData_Win *window_data_win = (SWindowData_Win *) window_data->specific;
window_data_win->bitmapInfo->bmiHeader.biWidth = window_data->buffer_width;
window_data_win->bitmapInfo->bmiHeader.biHeight = -(LONG) window_data->buffer_height;
InvalidateRect(window_data_win->window, 0x0, TRUE);
SendMessage(window_data_win->window, WM_PAINT, 0, 0);
@ -692,7 +709,7 @@ translate_key(unsigned int wParam, unsigned long lParam) {
bool
mfb_set_viewport(struct mfb_window *window, unsigned offset_x, unsigned offset_y, unsigned width, unsigned height) {
SWindowData *window_data = (SWindowData *) window;
SWindowData *window_data = (SWindowData *) window;
if (offset_x + width > window_data->window_width) {
return false;

27
tests/noise.c
View File

@ -1,25 +1,38 @@
#include <MiniFB.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#define WIDTH 800
#define HEIGHT 600
static unsigned int g_buffer[WIDTH * HEIGHT];
static uint32_t g_width = 800;
static uint32_t g_height = 600;
static uint32_t *g_buffer = 0x0;
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void
resize(struct mfb_window *window, int width, int height) {
g_width = width;
g_height = height;
g_buffer = realloc(g_buffer, g_width * g_height * 4);
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
int
main()
{
int i, noise, carry, seed = 0xbeef;
uint32_t i, noise, carry, seed = 0xbeef;
struct mfb_window *window = mfb_open_ex("Noise Test", WIDTH, HEIGHT, WF_RESIZABLE);
struct mfb_window *window = mfb_open_ex("Noise Test", g_width, g_height, WF_RESIZABLE);
if (!window)
return 0;
g_buffer = (uint32_t *) malloc(g_width * g_height * 4);
mfb_set_resize_callback(window, resize);
mfb_update_state state;
do {
for (i = 0; i < WIDTH * HEIGHT; ++i) {
for (i = 0; i < g_width * g_height; ++i) {
noise = seed;
noise >>= 3;
noise ^= seed;
@ -31,7 +44,7 @@ main()
g_buffer[i] = MFB_RGB(noise, noise, noise);
}
state = mfb_update(window, g_buffer);
state = mfb_update_ex(window, g_buffer, g_width, g_height);
if (state != STATE_OK) {
window = 0x0;
break;