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Add --single to only edit the first renderable

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This commit is contained in:
Romain Guy
2020-01-28 17:12:20 -08:00
parent ff66e980eb
commit aa3b0a4e16
1 changed files with 29 additions and 10 deletions
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39
samples/material_sandbox.cpp
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@@ -65,6 +65,7 @@ static std::map<std::string, MaterialInstance*> g_meshMaterialInstances;
static SandboxParameters g_params;
static Config g_config;
static bool g_shadowPlane = false;
static bool g_singleMode = false;
static void printUsage(char* name) {
std::string exec_name(Path(name).getName());
@@ -85,6 +86,8 @@ static void printUsage(char* name) {
" Applies uniform scale\n\n"
" --shadow-plane, -p\n"
" Enable shadow plane\n\n"
" --single\n"
" Only apply the edited material to the first renderable in the scene\n\n"
);
const std::string from("SAMPLE_MATERIAL");
for (size_t pos = usage.find(from); pos != std::string::npos; pos = usage.find(from, pos)) {
@@ -96,12 +99,13 @@ static void printUsage(char* name) {
static int handleCommandLineArgments(int argc, char* argv[], Config* config) {
static constexpr const char* OPTSTR = "ha:vps:i:";
static const struct option OPTIONS[] = {
{ "help", no_argument, nullptr, 'h' },
{ "api", required_argument, nullptr, 'a' },
{ "ibl", required_argument, nullptr, 'i' },
{ "split-view", no_argument, nullptr, 'v' },
{ "scale", required_argument, nullptr, 's' },
{ "shadow-plane", no_argument, nullptr, 'p' },
{ "help", no_argument, nullptr, 'h' },
{ "api", required_argument, nullptr, 'a' },
{ "ibl", required_argument, nullptr, 'i' },
{ "split-view", no_argument, nullptr, 'v' },
{ "scale", required_argument, nullptr, 's' },
{ "shadow-plane", no_argument, nullptr, 'p' },
{ "single", no_argument, nullptr, 'n' },
{ nullptr, 0, nullptr, 0 } // termination of the option list
};
int opt;
@@ -142,6 +146,9 @@ static int handleCommandLineArgments(int argc, char* argv[], Config* config) {
case 'p':
g_shadowPlane = true;
break;
case 'n':
g_singleMode = true;
break;
}
}
@@ -184,6 +191,7 @@ static void setup(Engine* engine, View*, Scene* scene) {
tcm.setTransform(ei, mat4f{ mat3f(g_config.scale), float3(0.0f, 0.0f, -4.0f) } *
tcm.getWorldTransform(ei));
size_t count = 0;
auto& rcm = engine->getRenderableManager();
for (auto renderable : g_meshSet->getRenderables()) {
auto instance = rcm.getInstance(renderable);
@@ -191,9 +199,16 @@ static void setup(Engine* engine, View*, Scene* scene) {
rcm.setCastShadows(instance, g_params.castShadows);
for (size_t i = 0; i < rcm.getPrimitiveCount(instance); i++) {
rcm.setMaterialInstanceAt(instance, i, g_params.materialInstance[MATERIAL_LIT]);
if (!g_singleMode || count == 0) {
for (size_t i = 0; i < rcm.getPrimitiveCount(instance); i++) {
rcm.setMaterialInstanceAt(instance, i, g_params.materialInstance[MATERIAL_LIT]);
}
} else {
auto ei = tcm.getInstance(renderable);
tcm.setTransform(ei, mat4f{ mat3f(g_config.scale), float3(0.0f, 0.0f, -3.0f) } *
tcm.getWorldTransform(ei));
}
count++;
scene->addEntity(renderable);
}
@@ -413,12 +428,16 @@ static void gui(filament::Engine* engine, filament::View*) {
MaterialInstance* materialInstance = updateInstances(params, *engine);
auto& rcm = engine->getRenderableManager();
size_t count = 0;
for (auto renderable : g_meshSet->getRenderables()) {
auto instance = rcm.getInstance(renderable);
if (!instance) continue;
for (size_t i = 0; i < rcm.getPrimitiveCount(instance); i++) {
rcm.setMaterialInstanceAt(instance, i, materialInstance);
if (!g_singleMode || count == 0) {
for (size_t i = 0; i < rcm.getPrimitiveCount(instance); i++) {
rcm.setMaterialInstanceAt(instance, i, materialInstance);
}
}
count++;
rcm.setCastShadows(instance, params.castShadows);
}