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[GTK3] Fix integer scaling

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This commit is contained in:
Maximilian Mader 2019-09-24 20:22:07 +02:00
parent f3f1bf293a
commit 6e263cd22a
Signed by: Max
GPG Key ID: F71D56A3151C4FB3
2 changed files with 21 additions and 15 deletions
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12
gtk3/main.c
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@ -103,19 +103,24 @@ static void update_viewport(void) {
y_factor = (int)(y_factor); y_factor = (int)(y_factor);
} }
/*if (configuration.scaling_mode != GB_SDL_SCALING_ENTIRE_WINDOW) { if (true /*configuration.scaling_mode != GB_SDL_SCALING_ENTIRE_WINDOW*/) {
if (x_factor > y_factor) { if (x_factor > y_factor) {
x_factor = y_factor; x_factor = y_factor;
} }
else { else {
y_factor = x_factor; y_factor = x_factor;
} }
}*/ }
unsigned new_width = x_factor * GB_get_screen_width(&gb); unsigned new_width = x_factor * GB_get_screen_width(&gb);
unsigned new_height = y_factor * GB_get_screen_height(&gb); unsigned new_height = y_factor * GB_get_screen_height(&gb);
rect = (Rect){(win_width - new_width) / 2, (win_height - new_height) / 2, new_width, new_height}; rect = (Rect){
(win_width - new_width) / 2,
(win_height - new_height) / 2,
new_width,
new_height
};
glViewport(rect.x, rect.y, rect.w, rect.h); glViewport(rect.x, rect.y, rect.w, rect.h);
} }
@ -283,6 +288,7 @@ static void startup(GApplication *app, gpointer user_data_gptr) {
g_signal_connect(gl_area, "render", G_CALLBACK(gl_draw), NULL); g_signal_connect(gl_area, "render", G_CALLBACK(gl_draw), NULL);
g_signal_connect(gl_area, "resize", G_CALLBACK(gl_resize), NULL); g_signal_connect(gl_area, "resize", G_CALLBACK(gl_resize), NULL);
g_signal_connect(gl_area, "unrealize", G_CALLBACK(gl_finish), NULL); g_signal_connect(gl_area, "unrealize", G_CALLBACK(gl_finish), NULL);
gtk_container_add(GTK_CONTAINER(main_window), GTK_WIDGET(gl_area)); gtk_container_add(GTK_CONTAINER(main_window), GTK_WIDGET(gl_area));
// Handle the whole menubar situation … // Handle the whole menubar situation …

8
gtk3/shader.c
View File

@ -129,8 +129,8 @@ bool init_shader_with_name(shader_t *shader, const char *name)
glBindTexture(GL_TEXTURE_2D, shader->texture); glBindTexture(GL_TEXTURE_2D, shader->texture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
glBindTexture(GL_TEXTURE_2D, 0); glBindTexture(GL_TEXTURE_2D, 0);
shader->texture_uniform = glGetUniformLocation(shader->program, "image"); shader->texture_uniform = glGetUniformLocation(shader->program, "image");
@ -138,8 +138,8 @@ bool init_shader_with_name(shader_t *shader, const char *name)
glBindTexture(GL_TEXTURE_2D, shader->previous_texture); glBindTexture(GL_TEXTURE_2D, shader->previous_texture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
glBindTexture(GL_TEXTURE_2D, 0); glBindTexture(GL_TEXTURE_2D, 0);
shader->previous_texture_uniform = glGetUniformLocation(shader->program, "previous_image"); shader->previous_texture_uniform = glGetUniformLocation(shader->program, "previous_image");