add general dGeometryType

- remove dRenderMode & dGeoTexture

src/mol-geo/geometry/cylinders/cylinders.ts

@@ -213,6 +213,8 @@ export namespace Cylinders {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('cylinders'),
+
             aMapping: cylinders.mappingBuffer,
             aGroup: cylinders.groupBuffer,
             aStart: cylinders.startBuffer,

src/mol-geo/geometry/direct-volume/direct-volume.ts

@@ -223,6 +223,8 @@ export namespace DirectVolume {
         const transferTex = createTransferFunctionTexture(controlPoints);
 
         return {
+            dGeometryType: ValueCell.create('directVolume'),
+
             ...color,
             ...marker,
             ...overpaint,
@@ -246,7 +248,6 @@ export namespace DirectVolume {
             uJumpLength: ValueCell.create(props.jumpLength),
             uTransform: gridTransform,
             uGridDim: gridDimension,
-            dRenderMode: ValueCell.create('volume'),
             tTransferTex: transferTex,
             uTransferScale: ValueCell.create(getTransferScale(props.stepsPerCell)),
 

src/mol-geo/geometry/image/image.ts

@@ -155,6 +155,8 @@ namespace Image {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('image'),
+
             ...color,
             ...marker,
             ...overpaint,

src/mol-geo/geometry/lines/lines.ts

@@ -220,6 +220,8 @@ export namespace Lines {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('lines'),
+
             aMapping: lines.mappingBuffer,
             aGroup: lines.groupBuffer,
             aStart: lines.startBuffer,

src/mol-geo/geometry/mesh/mesh.ts

@@ -677,6 +677,8 @@ export namespace Mesh {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('mesh'),
+
             aPosition: mesh.vertexBuffer,
             aNormal: mesh.normalBuffer,
             aGroup: mesh.groupBuffer,

src/mol-geo/geometry/points/points.ts

@@ -182,6 +182,8 @@ export namespace Points {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('points'),
+
             aPosition: points.centerBuffer,
             aGroup: points.groupBuffer,
             boundingSphere: ValueCell.create(boundingSphere),

src/mol-geo/geometry/spheres/spheres.ts

@@ -183,6 +183,8 @@ export namespace Spheres {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('spheres'),
+
             aPosition: spheres.centerBuffer,
             aMapping: spheres.mappingBuffer,
             aGroup: spheres.groupBuffer,

src/mol-geo/geometry/text/text.ts

@@ -224,6 +224,8 @@ export namespace Text {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('text'),
+
             aPosition: text.centerBuffer,
             aMapping: text.mappingBuffer,
             aDepth: text.depthBuffer,

src/mol-geo/geometry/texture-mesh/texture-mesh.ts

@@ -147,6 +147,8 @@ export namespace TextureMesh {
         const boundingSphere = calculateTransformBoundingSphere(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount);
 
         return {
+            dGeometryType: ValueCell.create('textureMesh'),
+
             uGeoTexDim: textureMesh.geoTextureDim,
             tPosition: textureMesh.vertexTexture,
             tGroup: textureMesh.groupTexture,
@@ -172,7 +174,6 @@ export namespace TextureMesh {
             dXrayShaded: ValueCell.create(props.xrayShaded),
             uBumpFrequency: ValueCell.create(props.bumpFrequency),
             uBumpAmplitude: ValueCell.create(props.bumpAmplitude),
-            dGeoTexture: ValueCell.create(true),
 
             meta: ValueCell.create(textureMesh.meta),
         };

src/mol-gl/renderable/direct-volume.ts

@@ -25,7 +25,6 @@ export const DirectVolumeSchema = {
     uJumpLength: UniformSpec('f'),
     uTransform: UniformSpec('m4'),
     uGridDim: UniformSpec('v3'),
-    dRenderMode: DefineSpec('string', ['volume']),
     tTransferTex: TextureSpec('image-uint8', 'alpha', 'ubyte', 'linear'),
     uTransferScale: UniformSpec('f'),
 

src/mol-gl/renderable/schema.ts

@@ -258,6 +258,8 @@ export type ClippingSchema = typeof ClippingSchema
 export type ClippingValues = Values<ClippingSchema>
 
 export const BaseSchema = {
+    dGeometryType: DefineSpec('string', ['cylinders', 'directVolume', 'image', 'lines', 'mesh', 'points', 'spheres', 'text', 'textureMesh']),
+
     ...ColorSchema,
     ...MarkerSchema,
     ...OverpaintSchema,

src/mol-gl/renderable/texture-mesh.ts

@@ -23,7 +23,6 @@ export const TextureMeshSchema = {
     dFlipSided: DefineSpec('boolean'),
     dIgnoreLight: DefineSpec('boolean'),
     dXrayShaded: DefineSpec('boolean'),
-    dGeoTexture: DefineSpec('boolean'),
     uBumpFrequency: UniformSpec('f'),
     uBumpAmplitude: UniformSpec('f'),
     meta: ValueSpec('unknown')

src/mol-gl/renderer.ts

@@ -136,7 +136,7 @@ function getLight(props: RendererProps['light'], light?: Light): Light {
 
 namespace Renderer {
     export function create(ctx: WebGLContext, props: Partial<RendererProps> = {}): Renderer {
-        const { gl, state, stats, extensions: { fragDepth } } = ctx;
+        const { gl, state, stats } = ctx;
         const p = PD.merge(RendererParams, PD.getDefaultValues(RendererParams), props);
         const light = getLight(p.light);
 
@@ -245,9 +245,9 @@ namespace Renderer {
                 globalUniformsNeedUpdate = false;
             }
 
-            if (r.values.dRenderMode) { // indicates direct-volume
-                if ((variant === 'pick' || variant === 'depth') && r.values.dRenderMode.ref.value === 'volume') {
-                    return; // no picking/depth in volume mode
+            if (r.values.dGeometryType.ref.value === 'directVolume') {
+                if (!variant.startsWith('color')) {
+                    return; // only color supported
                 }
 
                 // culling done in fragment shader
@@ -256,14 +256,8 @@ namespace Renderer {
 
                 if (variant === 'colorBlended') {
                     // depth test done manually in shader against `depthTexture`
-                    // still need to enable when fragDepth can be used to write depth
-                    if (r.values.dRenderMode.ref.value === 'volume' || !fragDepth) {
-                        state.disable(gl.DEPTH_TEST);
-                        state.depthMask(false);
-                    } else {
-                        state.enable(gl.DEPTH_TEST);
-                        state.depthMask(r.values.uAlpha.ref.value === 1.0);
-                    }
+                    state.disable(gl.DEPTH_TEST);
+                    state.depthMask(false);
                 }
             } else {
                 if (r.values.uDoubleSided) {
@@ -506,7 +500,7 @@ namespace Renderer {
                 // TODO: simplify, handle in renderable.state???
                 // uAlpha is updated in "render" so we need to recompute it here
                 const alpha = clamp(r.values.alpha.ref.value * r.state.alphaFactor, 0, 1);
-                if (alpha === 1 && r.values.transparencyAverage.ref.value !== 1 && r.values.dRenderMode?.ref.value !== 'volume' && r.values.dPointStyle?.ref.value !== 'fuzzy' && !r.values.dXrayShaded?.ref.value) {
+                if (alpha === 1 && r.values.transparencyAverage.ref.value !== 1 && r.values.dGeometryType.ref.value !== 'directVolume' && r.values.dPointStyle?.ref.value !== 'fuzzy' && !r.values.dXrayShaded?.ref.value) {
                     renderObject(r, 'colorWboit');
                 }
             }
@@ -522,7 +516,7 @@ namespace Renderer {
                 // TODO: simplify, handle in renderable.state???
                 // uAlpha is updated in "render" so we need to recompute it here
                 const alpha = clamp(r.values.alpha.ref.value * r.state.alphaFactor, 0, 1);
-                if (alpha < 1 || r.values.transparencyAverage.ref.value > 0 || r.values.dRenderMode?.ref.value === 'volume' || r.values.dPointStyle?.ref.value === 'fuzzy' || !!r.values.uBackgroundColor || r.values.dXrayShaded?.ref.value) {
+                if (alpha < 1 || r.values.transparencyAverage.ref.value > 0 || r.values.dGeometryType.ref.value === 'directVolume' || r.values.dPointStyle?.ref.value === 'fuzzy' || !!r.values.uBackgroundColor || r.values.dXrayShaded?.ref.value) {
                     renderObject(r, 'colorWboit');
                 }
             }

src/mol-gl/shader/chunks/assign-group.glsl.ts

@@ -1,5 +1,5 @@
 export const assign_group = `
-#ifdef dGeoTexture
+#ifdef dGeometryType_textureMesh
     float group = decodeFloatRGB(readFromTexture(tGroup, VertexID, uGeoTexDim).rgb);
 #else
     float group = aGroup;

src/mol-gl/shader/chunks/assign-position.glsl.ts

@@ -1,7 +1,7 @@
 export const assign_position = `
 mat4 model = uModel * aTransform;
 mat4 modelView = uView * model;
-#ifdef dGeoTexture
+#ifdef dGeometryType_textureMesh
     vec3 position = readFromTexture(tPosition, VertexID, uGeoTexDim).xyz;
 #else
     vec3 position = aPosition;

src/mol-gl/shader/chunks/wboit-write.glsl.ts

@@ -18,7 +18,7 @@ export const wboit_write = `
             float wboitWeight = alpha * clamp(pow(1.0 - fragmentDepth, 2.0), 0.01, 1.0);
             gl_FragColor = vec4(gl_FragColor.rgb * alpha * wboitWeight, alpha);
             // extra alpha is to handle pre-multiplied alpha
-            #ifndef dRenderMode_volume
+            #ifndef dGeometryType_directVolume
                 gl_FragData[1] = vec4((uTransparentBackground ? alpha : 1.0) * alpha * wboitWeight);
             #else
                 gl_FragData[1] = vec4(alpha * alpha * wboitWeight);

src/mol-gl/shader/mesh.vert.ts

@@ -16,7 +16,7 @@ precision highp sampler2D;
 #include common_clip
 #include texture3d_from_2d_linear
 
-#ifdef dGeoTexture
+#ifdef dGeometryType_textureMesh
     uniform vec2 uGeoTexDim;
     uniform sampler2D tPosition;
     uniform sampler2D tGroup;
@@ -39,7 +39,7 @@ void main(){
     #include assign_color_varying
     #include clip_instance
 
-    #ifdef dGeoTexture
+    #ifdef dGeometryType_textureMesh
         vec3 normal = readFromTexture(tNormal, VertexID, uGeoTexDim).xyz;
     #else
         vec3 normal = aNormal;