void graphics_reset(void) {
// TODO point and line drawing modes
matrixstack_origin();
graphics_setColor(1.0f, 1.0f, 1.0f, 1.0f);
graphics_setBackgroundColor(0.0f, 0.0f, 0.0f, 1.0f);
graphics_setBlendMode(graphics_BlendMode_alpha);
graphics_setDefaultShader();
graphics_setColorMask(true, true, true, true);
graphics_clearScissor();
graphics_setCanvas(NULL);
}
void graphics_Font_printf(graphics_Font* font, char const* text, int px, int py, int limit, graphics_TextAlign align,
float r, float sx, float sy, float ox, float oy, float kx, float ky) {
moduleData.x = 0;
moduleData.storeX = 0;
moduleData.storeY = 0;
moduleData.y = font->face->ascender;
graphics_Shader* shader = graphics_getShader();
graphics_setDefaultShader();
int count = 0;
int wrapped = 0;
glBufferData(GL_ARRAY_BUFFER, sizeof(imageVertices), imageVertices, GL_DYNAMIC_DRAW);
while((moduleData.cp = utf8_scan(&text))) {
font->ch = font->characters[moduleData.cp];
glBindTexture(GL_TEXTURE_2D,font->ch.textureid);
if (moduleData.storeX == 0)
moduleData.storeX = px ;//- font->ch.sizex;
if (moduleData.storeY == 0)
moduleData.storeY = py + font->ch.sizey + 1;
moduleData.x = px + font->ch.bearingx;
moduleData.y = py - font->ch.bearingy;
if ((wrapped == 0 && ++count >= limit)){
px = moduleData.x - (((font->ch.advancex >> 6)) * (font->ch.sizex + font->ch.bearingx));
px = moduleData.storeX;
py = moduleData.storeY;
count = 0;
wrapped = 1;
}
moduleData.x = px + font->ch.bearingx;
moduleData.y = py - font->ch.bearingy;
if (moduleData.cp == '\n'){
px = moduleData.x - (((font->ch.advancex >> 6)) * (font->ch.sizex + font->ch.bearingx));
if (px < moduleData.storeX)
px = moduleData.storeX;
py += floor(font->ch.bearingy + 5.25f);
continue;
}
static int l_graphics_setShader(lua_State *state) {
if(lua_isnoneornil(state, 1)) {
graphics_setDefaultShader();
luaL_unref(state, LUA_REGISTRYINDEX, moduleData.currentShaderRef);
moduleData.currentShaderRef = LUA_NOREF;
return 0;
} else if(l_graphics_isShader(state, 1)) {
l_graphics_Shader* shader = l_graphics_toShader(state, 1);
luaL_unref(state, LUA_REGISTRYINDEX, moduleData.currentShaderRef);
lua_settop(state, 1);
moduleData.currentShaderRef = luaL_ref(state, LUA_REGISTRYINDEX);
graphics_setShader(&shader->shader);
return 0;
} else {
lua_pushstring(state, "expected nil or shader");
return lua_error(state);
}
}
