From abafb52f37beb5659efc2105ccd1568e1f754898 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konstantin=20Ka=CC=88fer?= <mail@kkaefer.com>
Date: Thu, 4 Dec 2014 18:29:42 +0100
Subject: make most headers private

---
 src/mbgl/util/raster.cpp | 106 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 src/mbgl/util/raster.cpp

(limited to 'src/mbgl/util/raster.cpp')

diff --git a/src/mbgl/util/raster.cpp b/src/mbgl/util/raster.cpp
new file mode 100644
index 0000000000..56461aec5f
--- /dev/null
+++ b/src/mbgl/util/raster.cpp
@@ -0,0 +1,106 @@
+#include <mbgl/platform/platform.hpp>
+#include <mbgl/platform/gl.hpp>
+
+#include <mbgl/util/raster.hpp>
+#include <mbgl/util/time.hpp>
+#include <mbgl/util/uv_detail.hpp>
+#include <mbgl/util/std.hpp>
+
+#include <cassert>
+#include <cstring>
+
+using namespace mbgl;
+
+Raster::Raster(TexturePool& texturePool_)
+    : texturePool(texturePool_)
+{}
+
+Raster::~Raster() {
+    if (textured) {
+        texturePool.removeTextureID(texture);
+    }
+}
+
+bool Raster::isLoaded() const {
+    std::lock_guard<std::mutex> lock(mtx);
+    return loaded;
+}
+
+bool Raster::load(const std::string &data) {
+    img = util::make_unique<util::Image>(data);
+    width = img->getWidth();
+    height = img->getHeight();
+
+    std::lock_guard<std::mutex> lock(mtx);
+    if (img->getData()) {
+        loaded = true;
+    }
+    return loaded;
+}
+
+
+void Raster::bind(bool linear) {
+    if (!width || !height) {
+        fprintf(stderr, "trying to bind texture without dimension\n");
+        return;
+    }
+
+    if (img && !textured) {
+        texture = texturePool.getTextureID();
+        glBindTexture(GL_TEXTURE_2D, texture);
+#ifndef GL_ES_VERSION_2_0
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
+#endif
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, img->getData());
+        img.reset();
+        textured = true;
+    } else if (textured) {
+        glBindTexture(GL_TEXTURE_2D, texture);
+    }
+
+    GLuint new_filter = linear ? GL_LINEAR : GL_NEAREST;
+    if (new_filter != this->filter) {
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, new_filter);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, new_filter);
+        filter = new_filter;
+    }
+}
+
+// overload ::bind for prerendered raster textures
+void Raster::bind(const GLuint custom_texture) {
+    if (img && !textured) {
+        glBindTexture(GL_TEXTURE_2D, custom_texture);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, img->getData());
+        img.reset();
+        textured = true;
+    } else if (textured) {
+        glBindTexture(GL_TEXTURE_2D, custom_texture);
+    }
+
+    GLuint new_filter = GL_LINEAR;
+    if (new_filter != this->filter) {
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, new_filter);
+        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, new_filter);
+        filter = new_filter;
+    }
+
+}
+
+void Raster::beginFadeInTransition() {
+    timestamp start = util::now();
+    fade_transition = std::make_shared<util::ease_transition<double>>(opacity, 1.0, opacity, start, 250_milliseconds);
+}
+
+bool Raster::needsTransition() const {
+    return fade_transition != nullptr;
+}
+
+void Raster::updateTransitions(timestamp now) {
+    if (fade_transition->update(now) == util::transition::complete) {
+        fade_transition = nullptr;
+    }
+}
-- 
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