Java Code Examples for com.jogamp.opengl.GL2GL3#glActiveTexture()

The following examples show how to use com.jogamp.opengl.GL2GL3#glActiveTexture() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: Skybox.java From jaamsim with Apache License 2.0

4 votes

public void render(int contextID, Renderer renderer, Camera cam) {

		if (textureURI == null) {
			return;
		}

		if (!isLoaded) {
			loadGPUAssets(renderer);
		}
		if (!VAOMap.containsKey(contextID)) {
			setupVAO(contextID, renderer);
		}

		GL2GL3 gl = renderer.getGL();

		int textureID = renderer.getTexCache().getTexID(gl, textureURI, false, false, false);
		if (textureID == TexCache.LOADING_TEX_ID) {
			// Sky box is not ready yet, get it next time
			return;
		}

		int vao = VAOMap.get(contextID);
		gl.glBindVertexArray(vao);

		gl.glUseProgram(progHandle);

		gl.glUniformMatrix4fv(projMatVar, 1, false, RenderUtils.MarshalMat4d(cam.getProjMat4d()), 0);

		Mat4d invViewMat = new Mat4d();
		invViewMat.setRot4(cam.getTransformRef().getRotRef());
		gl.glUniformMatrix4fv(invViewMatVar, 1, false, RenderUtils.MarshalMat4d(invViewMat), 0);

		gl.glActiveTexture(GL2GL3.GL_TEXTURE0);
		gl.glBindTexture(GL2GL3.GL_TEXTURE_2D, textureID);
		// Disable mipmaps for skyboxes as the discontinuity screws them up
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_MIN_FILTER, GL2GL3.GL_LINEAR );

		gl.glUniform1i(texVar, 0);

		gl.glDrawArrays(GL2GL3.GL_TRIANGLES, 0, 6);

		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_MIN_FILTER, GL2GL3.GL_LINEAR_MIPMAP_LINEAR );

		gl.glBindVertexArray(0);

	}

Example 2

Source File: TextureView.java From jaamsim with Apache License 2.0

4 votes

private void renderImp(int contextID, Renderer renderer, Camera cam, Ray pickRay) {

		if (!staticInit) {
			initStaticBuffers(renderer);
		}

		GL2GL3 gl = renderer.getGL();

		int textureID = _texLoader.getTexID(renderer);

		if (textureID == TexCache.LOADING_TEX_ID) {
			return; // This texture is not ready yet
		}

		if (!VAOMap.containsKey(contextID)) {
			setupVAO(contextID, renderer);
		}

		int vao = VAOMap.get(contextID);
		gl.glBindVertexArray(vao);

		if (	_texCoords != null &&
				(_texCoordHandle == null || !_texCoordHandle.isValid()) ) {
			updateTexCoordBuffer(renderer);
		}

		Mat4d modelViewMat = new Mat4d();

		cam.getViewMat4d(modelViewMat);
		modelViewMat.mult4(_trans.getMat4dRef());
		modelViewMat.scaleCols3(_scale);

		Mat4d normalMat = RenderUtils.getInverseWithScale(_trans, _scale);
		normalMat.transpose4();

		gl.glUseProgram(progHandle);

		gl.glUniformMatrix4fv(modelViewMatVar, 1, false, RenderUtils.MarshalMat4d(modelViewMat), 0);
		gl.glUniformMatrix4fv(projMatVar, 1, false, RenderUtils.MarshalMat4d(cam.getProjMat4d()), 0);
		gl.glUniformMatrix4fv(normalMatVar, 1, false, RenderUtils.MarshalMat4d(normalMat), 0);
		gl.glUniformMatrix4fv(bindSpaceMatVar, 1, false, identMat, 0);
		gl.glUniformMatrix4fv(bindSpaceNorMatVar, 1, false, identMat, 0);

		gl.glUniform1f(cVar, Camera.C);
		gl.glUniform1f(fcVar, Camera.FC);

		gl.glUniform1i(numLightsVar, 1);
		gl.glUniform3fv(lightDirVar, 1, lightDir, 0);
		gl.glUniform1fv(lightIntVar, 1, lightInt, 0);

		gl.glUniform3f(ambientColorVar, 0.0f, 0.0f, 0.0f);
		gl.glUniform3f(specColorVar, 0.0f, 0.0f, 0.0f);
		gl.glUniform1f(shininessVar, 1.0f);

		gl.glActiveTexture(GL2GL3.GL_TEXTURE0);
		gl.glBindTexture(GL2GL3.GL_TEXTURE_2D, textureID);
		gl.glUniform1i(texVar, 0);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_S, GL2GL3.GL_CLAMP_TO_EDGE);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_T, GL2GL3.GL_CLAMP_TO_EDGE);

		// Draw
		gl.glDisable(GL2GL3.GL_CULL_FACE);
		gl.glDrawArrays(GL2GL3.GL_TRIANGLES, 0, 6);
		gl.glEnable(GL2GL3.GL_CULL_FACE);

		gl.glBindVertexArray(0);

	}

Example 3

Source File: OverlayTexture.java From jaamsim with Apache License 2.0

4 votes

@Override
public void render(int contextID, Renderer renderer,
		double windowWidth, double windowHeight, Camera cam, Ray pickRay) {

	if (!staticInit) {
		initStaticBuffers(renderer);
	}

	double x = _x;
	double y = _y;
	if (_alignRight) {
		x = windowWidth - _x - _width;
	}
	if (!_alignBottom) {
		y = windowHeight - _y - _height;
	}

	GL2GL3 gl = renderer.getGL();

	int textureID = renderer.getTexCache().getTexID(gl, _imageURI, _isTransparent, _isCompressed, false);

	if (textureID == TexCache.LOADING_TEX_ID) {
		return; // This texture is not ready yet
	}

	if (!VAOMap.containsKey(contextID)) {
		setupVAO(contextID, renderer);
	}

	int vao = VAOMap.get(contextID);
	gl.glBindVertexArray(vao);

	gl.glUseProgram(progHandle);

	gl.glUniform1i(hasTexVar, 1);

	gl.glActiveTexture(GL2GL3.GL_TEXTURE0);
	gl.glBindTexture(GL2GL3.GL_TEXTURE_2D, textureID);
	gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_S, GL2GL3.GL_CLAMP_TO_EDGE);
	gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_T, GL2GL3.GL_CLAMP_TO_EDGE);
	gl.glUniform1i(texVar, 0);

	if (_isTransparent) {
		gl.glEnable(GL2GL3.GL_BLEND);
		gl.glBlendEquationSeparate(GL2GL3.GL_FUNC_ADD, GL2GL3.GL_MAX);
		gl.glBlendFuncSeparate(GL2GL3.GL_SRC_ALPHA, GL2GL3.GL_ONE_MINUS_SRC_ALPHA, GL2GL3.GL_ONE, GL2GL3.GL_ONE);
	}

	// Set the size and scale in normalized (-1, 1) coordinates
	double normX = x / (0.5 *  windowWidth) - 1;
	double normY = y / (0.5 * windowHeight) - 1;

	double normWidth  =  _width / (0.5 *  windowWidth);
	double normHeight = _height / (0.5 * windowHeight);

	gl.glUniform2f(offsetVar, (float)normX, (float)normY);
	gl.glUniform2f(sizeVar, (float)normWidth, (float)normHeight);

	// Draw
	gl.glDisable(GL2GL3.GL_CULL_FACE);
	gl.glDrawArrays(GL2GL3.GL_TRIANGLES, 0, 6);
	gl.glEnable(GL2GL3.GL_CULL_FACE);

	if (_isTransparent) {
		gl.glDisable(GL2GL3.GL_BLEND);
	}

}

Example 4

Source File: MeshProto.java From jaamsim with Apache License 2.0

4 votes

@SuppressWarnings("unused")
private void renderBatch(int contextID, Renderer renderer,
        MeshBatch batch) {

	// TODO bounds
	// TODO size culling


	Material mat = _materials.get(batch.matIndex);
	SubMesh subMesh = _subMeshes.get(batch.meshIndex);

	int shaderID = mat.shaderID | Renderer.STATIC_BATCH_FLAG;

	GL2GL3 gl = renderer.getGL();
	GL4 gl4 = renderer.getGL4();

	if (!batch.vaoMaps[shaderID].containsKey(contextID)) {
		setupVAOForBatch(contextID, batch, renderer);
	}

	int vao = batch.vaoMaps[shaderID].get(contextID);
	gl.glBindVertexArray(vao);

	ShaderInfo si = sInfos[shaderID];

	gl.glUseProgram(si.meshProgHandle);

	// Setup uniforms for this object\
	if (mat._textureIndex != -1) {
		int texHandle = _textureHandles.get(mat._textureIndex);
		gl.glActiveTexture(GL2GL3.GL_TEXTURE0);
		gl.glBindTexture(GL2GL3.GL_TEXTURE_2D, texHandle);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_S, GL2GL3.GL_REPEAT);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_T, GL2GL3.GL_REPEAT);
		gl.glUniform1i(si.texVar, 0);
	} else {
		gl.glUniform4fv(si.diffuseColorVar, 1, mat._diffuseColor.toFloats(), 0);
	}

	gl.glUniform3fv(si.ambientColorVar, 1, mat._ambientColor.toFloats(), 0);
	gl.glUniform3fv(si.specColorVar, 1, mat._specColor.toFloats(), 0);
	gl.glUniform1f(si.shininessVar, (float)mat._shininess);

	// Actually draw it
	gl.glDisable(GL2GL3.GL_CULL_FACE);

	//gl.glDrawElements(GL2GL3.GL_TRIANGLES, subMesh._numVerts, GL2GL3.GL_UNSIGNED_INT, 0);
	gl4.glDrawElementsInstanced(GL2GL3.GL_TRIANGLES, subMesh._numVerts, GL2GL3.GL_UNSIGNED_INT, 0, batch.numInstances);

	gl.glEnable(GL2GL3.GL_CULL_FACE);

	gl.glBindVertexArray(0);

}

Example 5

Source File: MeshProto.java From jaamsim with Apache License 2.0

4 votes

private void renderSubMesh(SubMesh subMesh, int materialIndex,
                           Mat4d subInstTrans,
                           Mat4d subInstInvTrans,
                           int contextID,
                           Renderer renderer) {

	Material mat = _materials.get(materialIndex);
	int shaderID = mat.shaderID;

	GL2GL3 gl = renderer.getGL();

	if (!subMesh.vaoMaps[shaderID].containsKey(contextID)) {
		setupVAOForSubMesh(contextID, subMesh, renderer);
	}

	int vao = subMesh.vaoMaps[shaderID].get(contextID);
	gl.glBindVertexArray(vao);

	ShaderInfo si = sInfos[shaderID];

	gl.glUseProgram(si.meshProgHandle);

	// Setup uniforms for this object
	Mat4d subInstNorm = new Mat4d(subInstInvTrans);
	subInstNorm.transpose4();

	gl.glUniformMatrix4fv(si.bindSpaceMatVar, 1, false, RenderUtils.MarshalMat4d(subInstTrans), 0);
	gl.glUniformMatrix4fv(si.bindSpaceNorMatVar, 1, false, RenderUtils.MarshalMat4d(subInstNorm), 0);

	if (mat._textureIndex != -1) {
		int texHandle = _textureHandles.get(mat._textureIndex);
		gl.glActiveTexture(GL2GL3.GL_TEXTURE0);
		gl.glBindTexture(GL2GL3.GL_TEXTURE_2D, texHandle);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_S, GL2GL3.GL_REPEAT);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_T, GL2GL3.GL_REPEAT);
		gl.glUniform1i(si.texVar, 0);
	} else {
		gl.glUniform4fv(si.diffuseColorVar, 1, mat._diffuseColor.toFloats(), 0);
	}

	gl.glUniform3fv(si.ambientColorVar, 1, mat._ambientColor.toFloats(), 0);
	gl.glUniform3fv(si.specColorVar, 1, mat._specColor.toFloats(), 0);
	gl.glUniform1f(si.shininessVar, (float)mat._shininess);

	if (mat._transType != MeshData.NO_TRANS) {
		gl.glBlendEquationSeparate(GL2GL3.GL_FUNC_ADD, GL2GL3.GL_MAX);

		if (mat._transType != MeshData.DIFF_ALPHA_TRANS) {
			gl.glBlendColor((float)mat._transColour.r,
			                (float)mat._transColour.g,
			                (float)mat._transColour.b,
			                (float)mat._transColour.a);
		}

		if (mat._transType == MeshData.A_ONE_TRANS) {
			gl.glBlendFuncSeparate(GL2GL3.GL_CONSTANT_ALPHA, GL2GL3.GL_ONE_MINUS_CONSTANT_ALPHA, GL2GL3.GL_ONE, GL2GL3.GL_ZERO);
		} else if (mat._transType == MeshData.RGB_ZERO_TRANS) {
			gl.glBlendFuncSeparate(GL2GL3.GL_ONE_MINUS_CONSTANT_COLOR, GL2GL3.GL_CONSTANT_COLOR, GL2GL3.GL_ONE, GL2GL3.GL_ZERO);
		} else if (mat._transType == MeshData.DIFF_ALPHA_TRANS) {
			gl.glBlendFuncSeparate(GL2GL3.GL_SRC_ALPHA, GL2GL3.GL_ONE_MINUS_SRC_ALPHA, GL2GL3.GL_ONE, GL2GL3.GL_ZERO);
		} else {
			assert(false); // Unknown transparency type
		}
	}

	// Actually draw it
	//gl.glPolygonMode(GL2GL3.GL_FRONT_AND_BACK, GL2GL3.GL_LINE);
	gl.glDisable(GL2GL3.GL_CULL_FACE);

	if (flattenBuffers) {
		gl.glDrawArrays(GL2GL3.GL_TRIANGLES, 0, subMesh._numVerts);
	} else {
		gl.glDrawElements(GL2GL3.GL_TRIANGLES, subMesh._numVerts, GL2GL3.GL_UNSIGNED_INT, 0);
	}
	gl.glEnable(GL2GL3.GL_CULL_FACE);

	// Reset the blend state
	if (mat._transType != MeshData.NO_TRANS) {
		gl.glBlendEquationSeparate(GL2GL3.GL_FUNC_ADD, GL2GL3.GL_MAX);
		gl.glBlendFuncSeparate(GL2GL3.GL_SRC_ALPHA, GL2GL3.GL_ONE_MINUS_SRC_ALPHA, GL2GL3.GL_ONE, GL2GL3.GL_ONE);
	}

	gl.glBindVertexArray(0);

}

Example 6

Source File: MeshProto.java From jaamsim with Apache License 2.0

4 votes

private void initBatchUniforms(Renderer renderer, Mat4d modelViewMat, Mat4d projMat, Mat4d viewMat, Mat4d normalMat) {
	GL2GL3 gl = renderer.getGL();

	lightsDirScratch[0].mult4(viewMat, lightsDir[0]);
	lightsDirScratch[1].mult4(viewMat, lightsDir[1]);

	lightsDirFloats[0] = (float)lightsDirScratch[0].x;
	lightsDirFloats[1] = (float)lightsDirScratch[0].y;
	lightsDirFloats[2] = (float)lightsDirScratch[0].z;

	lightsDirFloats[3] = (float)lightsDirScratch[1].x;
	lightsDirFloats[4] = (float)lightsDirScratch[1].y;
	lightsDirFloats[5] = (float)lightsDirScratch[1].z;

	BatchShaderInfo si = bsInfo;

	gl.glUseProgram(si.progHandle);

	gl.glUniformMatrix4fv(si.modelViewMatVar, 1, false, RenderUtils.MarshalMat4d(modelViewMat), 0);
	gl.glUniformMatrix4fv(si.projMatVar, 1, false, RenderUtils.MarshalMat4d(projMat), 0);
	gl.glUniformMatrix4fv(si.normalMatVar, 1, false, RenderUtils.MarshalMat4d(normalMat), 0);

	gl.glUniform3fv(si.lightDirVar, 2, lightsDirFloats, 0);
	gl.glUniform1fv(si.lightIntVar, 2, lightsInt, 0);
	gl.glUniform1i(si.numLightsVar, numLights);

	gl.glUniform1f(si.cVar, Camera.C);
	gl.glUniform1f(si.fcVar, Camera.FC);

	int[] sampIDs = new int[_textureHandles.size()];
	for (int i = 0; i < sampIDs.length; ++i) {
		sampIDs[i] = i;
	}
	if (sampIDs.length > 0) {
		gl.glUniform1iv(si.diffTexVar, sampIDs.length, sampIDs, 0);
	}

	for (int i = 0; i < _textureHandles.size(); ++i) {
		gl.glActiveTexture(GL2GL3.GL_TEXTURE0+i);
		gl.glBindTexture(GL2GL3.GL_TEXTURE_2D, _textureHandles.get(i));
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_S, GL2GL3.GL_REPEAT);
		gl.glTexParameteri(GL2GL3.GL_TEXTURE_2D, GL2GL3.GL_TEXTURE_WRAP_T, GL2GL3.GL_REPEAT);
	}
}