mirror of https://github.com/bjornbytes/lovr.git
103 lines
3.4 KiB
C
103 lines
3.4 KiB
C
#include "graphics/graphics.h"
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#include "core/gpu.h"
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#include "util.h"
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#include <string.h>
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static struct {
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bool initialized;
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gpu_device device;
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gpu_features features;
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gpu_limits limits;
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} state;
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// Helpers
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static void onMessage(void* context, const char* message, bool severe);
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// Entry
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bool lovrGraphicsInit(bool debug) {
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if (state.initialized) return false;
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gpu_config config = {
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.debug = debug,
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.callback = onMessage,
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.device = &state.device,
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.features = &state.features,
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.limits = &state.limits
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};
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if (!gpu_init(&config)) {
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lovrThrow("Failed to initialize GPU");
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}
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state.initialized = true;
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return true;
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}
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void lovrGraphicsDestroy() {
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if (!state.initialized) return;
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gpu_destroy();
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memset(&state, 0, sizeof(state));
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}
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void lovrGraphicsGetDevice(GraphicsDevice* device) {
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device->discrete = state.device.discrete;
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device->serial = state.device.serial;
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device->vendor = state.device.vendor;
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device->version = state.device.version;
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device->name = state.device.name;
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device->renderer = state.device.renderer;
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device->subgroupSize = state.device.subgroupSize;
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}
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void lovrGraphicsGetFeatures(GraphicsFeatures* features) {
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features->bptc = state.features.bptc;
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features->astc = state.features.astc;
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features->wireframe = state.features.wireframe;
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features->depthClamp = state.features.depthClamp;
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features->clipDistance = state.features.clipDistance;
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features->cullDistance = state.features.cullDistance;
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features->indirectDrawFirstInstance = state.features.indirectDrawFirstInstance;
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features->dynamicIndexing = state.features.dynamicIndexing;
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features->float64 = state.features.float64;
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features->int64 = state.features.int64;
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features->int16 = state.features.int16;
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}
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void lovrGraphicsGetLimits(GraphicsLimits* limits) {
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limits->textureSize2D = state.limits.textureSize2D;
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limits->textureSize3D = state.limits.textureSize3D;
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limits->textureSizeCube = state.limits.textureSizeCube;
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limits->textureLayers = state.limits.textureLayers;
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limits->renderSize[0] = state.limits.renderSize[0];
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limits->renderSize[1] = state.limits.renderSize[1];
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limits->renderSize[2] = state.limits.renderSize[2];
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limits->uniformBufferRange = state.limits.uniformBufferRange;
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limits->storageBufferRange = state.limits.storageBufferRange;
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limits->uniformBufferAlign = state.limits.uniformBufferAlign;
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limits->storageBufferAlign = state.limits.storageBufferAlign;
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limits->vertexAttributes = state.limits.vertexAttributes;
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limits->vertexBufferStride = state.limits.vertexBufferStride;
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limits->vertexShaderOutputs = state.limits.vertexShaderOutputs;
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memcpy(limits->computeDispatchCount, state.limits.computeDispatchCount, 3 * sizeof(uint32_t));
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memcpy(limits->computeWorkgroupSize, state.limits.computeWorkgroupSize, 3 * sizeof(uint32_t));
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limits->computeWorkgroupVolume = state.limits.computeWorkgroupVolume;
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limits->computeSharedMemory = state.limits.computeSharedMemory;
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limits->shaderConstantSize = state.limits.pushConstantSize;
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limits->indirectDrawCount = state.limits.indirectDrawCount;
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limits->instances = state.limits.instances;
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limits->anisotropy = state.limits.anisotropy;
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limits->pointSize = state.limits.pointSize;
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}
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// Helpers
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static void onMessage(void* context, const char* message, bool severe) {
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if (severe) {
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lovrLog(LOG_ERROR, "GPU", message);
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} else {
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lovrLog(LOG_DEBUG, "GPU", message);
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}
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}
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