curioustorvald/Terrarum
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better implementation of dithering which relies on external texture and it runs faster

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This commit is contained in:
minjaesong
2021-10-10 01:00:58 +09:00
parent d28698b668
commit 35b4b5cfd5
12 changed files with 131 additions and 1395 deletions
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9
src/net/torvald/terrarum/App.java
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@@ -215,6 +215,7 @@ public class App implements ApplicationListener {
public static Texture ditherPattern;
private static ShaderProgram shaderBayerSkyboxFill; // ONLY to be used by the splash screen
public static ShaderProgram shaderHicolour;
public static ShaderProgram shaderPassthruRGB;
@@ -405,6 +406,7 @@ public class App implements ApplicationListener {
CommonResourcePool.INSTANCE.addToLoadingList("title_health2", () -> new Texture(Gdx.files.internal("./assets/graphics/gui/health_distance.tga")));
// set GL graphics constants
ditherPattern = new Texture(Gdx.files.internal("assets/LDR_512_RGBA_0.tga"));
shaderBayerSkyboxFill = loadShaderFromFile("assets/4096.vert", "assets/4096_bayer_skyboxfill.frag");
shaderHicolour = loadShaderFromFile("assets/4096.vert", "assets/hicolour.frag");
shaderPassthruRGB = SpriteBatch.createDefaultShader();
@@ -582,11 +584,13 @@ public class App implements ApplicationListener {
}
private void drawSplash() {
ditherPattern.bind(0);
shaderBayerSkyboxFill.bind();
shaderBayerSkyboxFill.setUniformMatrix("u_projTrans", camera.combined);
shaderBayerSkyboxFill.setUniformi("u_texture", 0);
shaderBayerSkyboxFill.setUniformf("parallax_size", 0f);
shaderBayerSkyboxFill.setUniformf("topColor", gradWhiteTop.r, gradWhiteTop.g, gradWhiteTop.b);
shaderBayerSkyboxFill.setUniformf("bottomColor", gradWhiteBottom.r, gradWhiteBottom.g, gradWhiteBottom.b);
shaderBayerSkyboxFill.setUniformf("topColor", gradWhiteTop.r, gradWhiteTop.g, gradWhiteTop.b, 1f);
shaderBayerSkyboxFill.setUniformf("bottomColor", gradWhiteBottom.r, gradWhiteBottom.g, gradWhiteBottom.b, 1f);
fullscreenQuad.render(shaderBayerSkyboxFill, GL20.GL_TRIANGLES);
@@ -706,6 +710,7 @@ public class App implements ApplicationListener {
//FloatDrawer.INSTANCE.dispose();
ditherPattern.dispose();
shaderBayerSkyboxFill.dispose();
shaderHicolour.dispose();
shaderPassthruRGB.dispose();