X-Git-Url: https://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fapp%2Finit.cpp;h=9c97c9f4b31432b212149efc1e2d30338eb317d0;hb=2c2c02796e9df82d0cda12b59aad638d40b4e8b4;hp=a56674c309506b5ac8f0876be5338b8241dfebf3;hpb=b7d09e1e35ef90282c97509e0020b20db3c7ea9f;p=blank.git

diff --git a/src/app/init.cpp b/src/app/init.cpp
index a56674c..9c97c9f 100644
--- a/src/app/init.cpp
+++ b/src/app/init.cpp
@@ -3,6 +3,7 @@
 #include <algorithm>
 #include <SDL.h>
 #include <SDL_image.h>
+#include <SDL_ttf.h>
 #include <stdexcept>
 #include <string>
 #include <GL/glew.h>
@@ -46,6 +47,17 @@ InitIMG::~InitIMG() {
 }
 
 
+InitTTF::InitTTF() {
+	if (TTF_Init() != 0) {
+		sdl_error("TTF_Init()");
+	}
+}
+
+InitTTF::~InitTTF() {
+	TTF_Quit();
+}
+
+
 InitGL::InitGL(bool double_buffer, int sample_size) {
 	if (SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3) != 0) {
 		sdl_error("SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3)");
@@ -158,6 +170,20 @@ void GLContext::EnableBackfaceCulling() noexcept {
 	glEnable(GL_CULL_FACE);
 }
 
+void GLContext::EnableAlphaBlending() noexcept {
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+}
+
+void GLContext::EnableInvertBlending() noexcept {
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_ONE_MINUS_DST_COLOR, GL_ZERO);
+}
+
+void GLContext::DisableBlending() noexcept {
+	glDisable(GL_BLEND);
+}
+
 void GLContext::Clear() noexcept {
 	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 }