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Hackfix for translucency being double applied

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mcrcortex
2024-02-09 13:58:00 +10:00
parent 861fa40c6c
commit cadb7219b9
2 changed files with 20 additions and 9 deletions
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11
src/main/java/me/cortex/voxy/client/core/model/ModelTextureBakery.java
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@@ -144,9 +144,18 @@ public class ModelTextureBakery {
glEnable(GL_CULL_FACE);
//glDepthFunc(GL_LESS);
glBlendEquation(GL_FUNC_ADD);//TODO: reset this to the default
//TODO: Find a better solution
if (renderLayer == RenderLayer.getTranslucent()) {
//Very hacky blend function to retain the effect of the applied alpha since we dont really want to apply alpha
// this is because we apply the alpha again when rendering the terrain meaning the alpha is being double applied
glBlendFuncSeparate(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
} else {
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
}
//glBlendFunc(GL_ONE, GL_ONE);
glStencilOp(GL_KEEP, GL_KEEP, GL_INCR);
glStencilFunc(GL_ALWAYS, 1, 0xFF);

16
src/main/java/me/cortex/voxy/client/core/rendering/Gl46FarWorldRenderer.java
View File

@@ -24,6 +24,7 @@ import static org.lwjgl.opengl.ARBMultiDrawIndirect.glMultiDrawElementsIndirect;
import static org.lwjgl.opengl.GL11.GL_TRIANGLES;
import static org.lwjgl.opengl.GL11.GL_UNSIGNED_SHORT;
import static org.lwjgl.opengl.GL11.glGetInteger;
import static org.lwjgl.opengl.GL14C.glBlendFuncSeparate;
import static org.lwjgl.opengl.GL30.glBindVertexArray;
import static org.lwjgl.opengl.GL30C.GL_R8UI;
import static org.lwjgl.opengl.GL30C.GL_RED_INTEGER;
@@ -172,15 +173,18 @@ public class Gl46FarWorldRenderer extends AbstractFarWorldRenderer {
RenderLayer.getTranslucent().startDrawing();
glBindVertexArray(this.vao);
glDisable(GL_CULL_FACE);
RenderSystem.enableBlend();
RenderSystem.blendFuncSeparate(GlStateManager.SrcFactor.SRC_ALPHA, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA, GlStateManager.SrcFactor.ONE, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
//TODO: maybe change this so the alpha isnt applied in the same way or something?? since atm the texture bakery uses a very hacky
// blend equation to make it avoid double applying translucency
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
int oldActiveTexture = glGetInteger(GL_ACTIVE_TEXTURE);
glBindSampler(0, this.models.getSamplerId());
glActiveTexture(GL_TEXTURE0);
int oldBoundTexture = glGetInteger(GL_TEXTURE_BINDING_2D);
glBindTexture(GL_TEXTURE_2D, this.models.getTextureId());
//RenderSystem.blendFunc(GlStateManager.SrcFactor.ONE, GlStateManager.DstFactor.ONE);
this.lodShader.bind();
glDepthMask(false);
@@ -192,9 +196,7 @@ public class Gl46FarWorldRenderer extends AbstractFarWorldRenderer {
glBindSampler(0, 0);
GL11C.glBindTexture(GL_TEXTURE_2D, oldBoundTexture);
glActiveTexture(oldActiveTexture);
RenderSystem.disableBlend();
glDisable(GL_BLEND);
RenderLayer.getTranslucent().endDrawing();
}