Angel Aguayo | 4804746 | 2022-10-27 00:45:15 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2022 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <GLES/gl.h> |
| 18 | #include <Mesh.h> |
| 19 | #include <SkMesh.h> |
| 20 | |
| 21 | #include "GraphicsJNI.h" |
| 22 | #include "graphics_jni_helpers.h" |
| 23 | |
| 24 | namespace android { |
| 25 | |
| 26 | sk_sp<SkMesh::VertexBuffer> genVertexBuffer(JNIEnv* env, jobject buffer, int size, |
| 27 | jboolean isDirect) { |
| 28 | auto buff = ScopedJavaNioBuffer(env, buffer, size, isDirect); |
| 29 | auto vertexBuffer = SkMesh::MakeVertexBuffer(nullptr, buff.data(), size); |
| 30 | return vertexBuffer; |
| 31 | } |
| 32 | |
| 33 | sk_sp<SkMesh::IndexBuffer> genIndexBuffer(JNIEnv* env, jobject buffer, int size, |
| 34 | jboolean isDirect) { |
| 35 | auto buff = ScopedJavaNioBuffer(env, buffer, size, isDirect); |
| 36 | auto indexBuffer = SkMesh::MakeIndexBuffer(nullptr, buff.data(), size); |
| 37 | return indexBuffer; |
| 38 | } |
| 39 | |
| 40 | static jlong make(JNIEnv* env, jobject, jlong meshSpec, jint mode, jobject vertexBuffer, |
| 41 | jboolean isDirect, jint vertexCount, jint vertexOffset, jint left, jint top, |
| 42 | jint right, jint bottom) { |
| 43 | auto skMeshSpec = sk_ref_sp(reinterpret_cast<SkMeshSpecification*>(meshSpec)); |
| 44 | sk_sp<SkMesh::VertexBuffer> skVertexBuffer = |
Angel Aguayo | 90c46ee | 2022-11-08 23:42:09 +0000 | [diff] [blame^] | 45 | genVertexBuffer(env, vertexBuffer, vertexCount * skMeshSpec->stride(), isDirect); |
Angel Aguayo | 4804746 | 2022-10-27 00:45:15 +0000 | [diff] [blame] | 46 | auto skRect = SkRect::MakeLTRB(left, top, right, bottom); |
| 47 | auto mesh = SkMesh::Make(skMeshSpec, SkMesh::Mode(mode), skVertexBuffer, vertexCount, |
| 48 | vertexOffset, nullptr, skRect); |
| 49 | auto meshPtr = std::make_unique<MeshWrapper>(MeshWrapper{mesh, MeshUniformBuilder(skMeshSpec)}); |
| 50 | return reinterpret_cast<jlong>(meshPtr.release()); |
| 51 | } |
| 52 | |
| 53 | static jlong makeIndexed(JNIEnv* env, jobject, jlong meshSpec, jint mode, jobject vertexBuffer, |
| 54 | jboolean isVertexDirect, jint vertexCount, jint vertexOffset, |
| 55 | jobject indexBuffer, jboolean isIndexDirect, jint indexCount, |
| 56 | jint indexOffset, jint left, jint top, jint right, jint bottom) { |
| 57 | auto skMeshSpec = sk_ref_sp(reinterpret_cast<SkMeshSpecification*>(meshSpec)); |
Angel Aguayo | 90c46ee | 2022-11-08 23:42:09 +0000 | [diff] [blame^] | 58 | sk_sp<SkMesh::VertexBuffer> skVertexBuffer = |
| 59 | genVertexBuffer(env, vertexBuffer, vertexCount * skMeshSpec->stride(), isVertexDirect); |
Angel Aguayo | 4804746 | 2022-10-27 00:45:15 +0000 | [diff] [blame] | 60 | sk_sp<SkMesh::IndexBuffer> skIndexBuffer = |
| 61 | genIndexBuffer(env, indexBuffer, indexCount * gIndexByteSize, isIndexDirect); |
| 62 | auto skRect = SkRect::MakeLTRB(left, top, right, bottom); |
| 63 | auto mesh = SkMesh::MakeIndexed(skMeshSpec, SkMesh::Mode(mode), skVertexBuffer, vertexCount, |
| 64 | vertexOffset, skIndexBuffer, indexCount, indexOffset, nullptr, |
| 65 | skRect); |
| 66 | auto meshPtr = std::make_unique<MeshWrapper>(MeshWrapper{mesh, MeshUniformBuilder(skMeshSpec)}); |
| 67 | return reinterpret_cast<jlong>(meshPtr.release()); |
| 68 | } |
| 69 | |
| 70 | static void updateMesh(JNIEnv* env, jobject, jlong meshWrapper, jboolean indexed) { |
| 71 | auto wrapper = reinterpret_cast<MeshWrapper*>(meshWrapper); |
| 72 | auto mesh = wrapper->mesh; |
| 73 | if (indexed) { |
| 74 | wrapper->mesh = SkMesh::MakeIndexed( |
| 75 | sk_ref_sp(mesh.spec()), mesh.mode(), sk_ref_sp(mesh.vertexBuffer()), |
| 76 | mesh.vertexCount(), mesh.vertexOffset(), sk_ref_sp(mesh.indexBuffer()), |
| 77 | mesh.indexCount(), mesh.indexOffset(), wrapper->builder.fUniforms, mesh.bounds()); |
| 78 | } else { |
| 79 | wrapper->mesh = SkMesh::Make( |
| 80 | sk_ref_sp(mesh.spec()), mesh.mode(), sk_ref_sp(mesh.vertexBuffer()), |
| 81 | mesh.vertexCount(), mesh.vertexOffset(), wrapper->builder.fUniforms, mesh.bounds()); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | static inline int ThrowIAEFmt(JNIEnv* env, const char* fmt, ...) { |
| 86 | va_list args; |
| 87 | va_start(args, fmt); |
| 88 | int ret = jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException", fmt, args); |
| 89 | va_end(args); |
| 90 | return ret; |
| 91 | } |
| 92 | |
| 93 | static bool isIntUniformType(const SkRuntimeEffect::Uniform::Type& type) { |
| 94 | switch (type) { |
| 95 | case SkRuntimeEffect::Uniform::Type::kFloat: |
| 96 | case SkRuntimeEffect::Uniform::Type::kFloat2: |
| 97 | case SkRuntimeEffect::Uniform::Type::kFloat3: |
| 98 | case SkRuntimeEffect::Uniform::Type::kFloat4: |
| 99 | case SkRuntimeEffect::Uniform::Type::kFloat2x2: |
| 100 | case SkRuntimeEffect::Uniform::Type::kFloat3x3: |
| 101 | case SkRuntimeEffect::Uniform::Type::kFloat4x4: |
| 102 | return false; |
| 103 | case SkRuntimeEffect::Uniform::Type::kInt: |
| 104 | case SkRuntimeEffect::Uniform::Type::kInt2: |
| 105 | case SkRuntimeEffect::Uniform::Type::kInt3: |
| 106 | case SkRuntimeEffect::Uniform::Type::kInt4: |
| 107 | return true; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | static void nativeUpdateFloatUniforms(JNIEnv* env, MeshUniformBuilder* builder, |
| 112 | const char* uniformName, const float values[], int count, |
| 113 | bool isColor) { |
| 114 | MeshUniformBuilder::MeshUniform uniform = builder->uniform(uniformName); |
| 115 | if (uniform.fVar == nullptr) { |
| 116 | ThrowIAEFmt(env, "unable to find uniform named %s", uniformName); |
| 117 | } else if (isColor != ((uniform.fVar->flags & SkRuntimeEffect::Uniform::kColor_Flag) != 0)) { |
| 118 | if (isColor) { |
| 119 | jniThrowExceptionFmt( |
| 120 | env, "java/lang/IllegalArgumentException", |
| 121 | "attempting to set a color uniform using the non-color specific APIs: %s %x", |
| 122 | uniformName, uniform.fVar->flags); |
| 123 | } else { |
| 124 | ThrowIAEFmt(env, |
| 125 | "attempting to set a non-color uniform using the setColorUniform APIs: %s", |
| 126 | uniformName); |
| 127 | } |
| 128 | } else if (isIntUniformType(uniform.fVar->type)) { |
| 129 | ThrowIAEFmt(env, "attempting to set a int uniform using the setUniform APIs: %s", |
| 130 | uniformName); |
| 131 | } else if (!uniform.set<float>(values, count)) { |
| 132 | ThrowIAEFmt(env, "mismatch in byte size for uniform [expected: %zu actual: %zu]", |
| 133 | uniform.fVar->sizeInBytes(), sizeof(float) * count); |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | static void updateFloatUniforms(JNIEnv* env, jobject, jlong uniBuilder, jstring uniformName, |
| 138 | jfloat value1, jfloat value2, jfloat value3, jfloat value4, |
| 139 | jint count) { |
| 140 | auto* builder = reinterpret_cast<MeshUniformBuilder*>(uniBuilder); |
| 141 | ScopedUtfChars name(env, uniformName); |
| 142 | const float values[4] = {value1, value2, value3, value4}; |
| 143 | nativeUpdateFloatUniforms(env, builder, name.c_str(), values, count, false); |
| 144 | } |
| 145 | |
| 146 | static void updateFloatArrayUniforms(JNIEnv* env, jobject, jlong uniBuilder, jstring jUniformName, |
| 147 | jfloatArray jvalues, jboolean isColor) { |
| 148 | auto builder = reinterpret_cast<MeshUniformBuilder*>(uniBuilder); |
| 149 | ScopedUtfChars name(env, jUniformName); |
| 150 | AutoJavaFloatArray autoValues(env, jvalues, 0, kRO_JNIAccess); |
| 151 | nativeUpdateFloatUniforms(env, builder, name.c_str(), autoValues.ptr(), autoValues.length(), |
| 152 | isColor); |
| 153 | } |
| 154 | |
| 155 | static void nativeUpdateIntUniforms(JNIEnv* env, MeshUniformBuilder* builder, |
| 156 | const char* uniformName, const int values[], int count) { |
| 157 | MeshUniformBuilder::MeshUniform uniform = builder->uniform(uniformName); |
| 158 | if (uniform.fVar == nullptr) { |
| 159 | ThrowIAEFmt(env, "unable to find uniform named %s", uniformName); |
| 160 | } else if (!isIntUniformType(uniform.fVar->type)) { |
| 161 | ThrowIAEFmt(env, "attempting to set a non-int uniform using the setIntUniform APIs: %s", |
| 162 | uniformName); |
| 163 | } else if (!uniform.set<int>(values, count)) { |
| 164 | ThrowIAEFmt(env, "mismatch in byte size for uniform [expected: %zu actual: %zu]", |
| 165 | uniform.fVar->sizeInBytes(), sizeof(float) * count); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | static void updateIntUniforms(JNIEnv* env, jobject, jlong uniBuilder, jstring uniformName, |
| 170 | jint value1, jint value2, jint value3, jint value4, jint count) { |
| 171 | auto builder = reinterpret_cast<MeshUniformBuilder*>(uniBuilder); |
| 172 | ScopedUtfChars name(env, uniformName); |
| 173 | const int values[4] = {value1, value2, value3, value4}; |
| 174 | nativeUpdateIntUniforms(env, builder, name.c_str(), values, count); |
| 175 | } |
| 176 | |
| 177 | static void updateIntArrayUniforms(JNIEnv* env, jobject, jlong uniBuilder, jstring uniformName, |
| 178 | jintArray values) { |
| 179 | auto builder = reinterpret_cast<MeshUniformBuilder*>(uniBuilder); |
| 180 | ScopedUtfChars name(env, uniformName); |
| 181 | AutoJavaIntArray autoValues(env, values, 0); |
| 182 | nativeUpdateIntUniforms(env, builder, name.c_str(), autoValues.ptr(), autoValues.length()); |
| 183 | } |
| 184 | |
| 185 | static void MeshWrapper_destroy(MeshWrapper* wrapper) { |
| 186 | delete wrapper; |
| 187 | } |
| 188 | |
| 189 | static jlong getMeshFinalizer(JNIEnv*, jobject) { |
| 190 | return static_cast<jlong>(reinterpret_cast<uintptr_t>(&MeshWrapper_destroy)); |
| 191 | } |
| 192 | |
| 193 | static const JNINativeMethod gMeshMethods[] = { |
| 194 | {"nativeGetFinalizer", "()J", (void*)getMeshFinalizer}, |
| 195 | {"nativeMake", "(JILjava/nio/Buffer;ZIIIIII)J", (void*)make}, |
| 196 | {"nativeMakeIndexed", "(JILjava/nio/Buffer;ZIILjava/nio/ShortBuffer;ZIIIIII)J", |
| 197 | (void*)makeIndexed}, |
| 198 | {"nativeUpdateMesh", "(JZ)V", (void*)updateMesh}, |
| 199 | {"nativeUpdateUniforms", "(JLjava/lang/String;[FZ)V", (void*)updateFloatArrayUniforms}, |
| 200 | {"nativeUpdateUniforms", "(JLjava/lang/String;FFFFI)V", (void*)updateFloatUniforms}, |
| 201 | {"nativeUpdateUniforms", "(JLjava/lang/String;[I)V", (void*)updateIntArrayUniforms}, |
| 202 | {"nativeUpdateUniforms", "(JLjava/lang/String;IIIII)V", (void*)updateIntUniforms}}; |
| 203 | |
| 204 | int register_android_graphics_Mesh(JNIEnv* env) { |
| 205 | android::RegisterMethodsOrDie(env, "android/graphics/Mesh", gMeshMethods, NELEM(gMeshMethods)); |
| 206 | return 0; |
| 207 | } |
| 208 | |
| 209 | } // namespace android |