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authorfschildt <florian.schildt@protonmail.com>2025-09-29 13:20:43 +0200
committerfschildt <florian.schildt@protonmail.com>2025-09-29 13:20:43 +0200
commit9d72ed2d5801b1506158082f08bd0b47e58db17f (patch)
tree1fe30ab6dae55db5a3faaac6b8d54f67a31255d3 /src/renderer/RenderGroup.cpp
parentd793b79dea7d5e19982128528276cf05d6c23b5d (diff)
renderer: major refactor; vectors: now aggregates
Diffstat (limited to 'src/renderer/RenderGroup.cpp')
-rw-r--r--src/renderer/RenderGroup.cpp106
1 files changed, 0 insertions, 106 deletions
diff --git a/src/renderer/RenderGroup.cpp b/src/renderer/RenderGroup.cpp
deleted file mode 100644
index e393393..0000000
--- a/src/renderer/RenderGroup.cpp
+++ /dev/null
@@ -1,106 +0,0 @@
-#include <renderer/RenderGroup.hpp>
-#include <algorithm>
-
-RSortEntry::RSortEntry(float z, size_t entity_index)
- : z(z), entity_index(entity_index) {
-}
-
-RenderGroup::RenderGroup() {
- m_REntities.reserve(1024);
- m_RSortEntries.reserve(1024);
-}
-
-void RenderGroup::Reset() {
- m_CameraWidth = 0;
- m_CameraHeight = 0;
- m_REntities.clear();
- m_RSortEntries.clear();
- m_REntities.reserve(1024);
- m_RSortEntries.reserve(1024);
-}
-
-void RenderGroup::SetCameraSize(float width, float height) {
- m_CameraWidth = width;
- m_CameraHeight = height;
-}
-
-float RenderGroup::GetScale() {
- float screen_width = static_cast<float>(m_ScreenWidth);
- float screen_height = static_cast<float>(m_ScreenHeight);
- float xunits = screen_width / m_CameraWidth;
- float yunits = screen_height / m_CameraHeight;
- float scale = std::min(xunits, yunits);
- return scale;
-}
-
-V2F32 RenderGroup::ViewPosToScreenPos(V2F32 view_pos) {
- float scale = GetScale();
- float screen_width = static_cast<float>(m_ScreenWidth);
- float screen_height = static_cast<float>(m_ScreenHeight);
- float viewport_width = m_CameraWidth * scale;
- float viewport_height = m_CameraHeight * scale;
- float viewport_x0 = (screen_width - viewport_width) / 2;
- float viewport_y0 = (screen_height - viewport_height) / 2;
-
- V2F32 result;
- result.x = viewport_x0 + view_pos.x * scale;
- result.y = screen_height - (viewport_y0 + view_pos.y * scale);
-
- return result;
-}
-
-V2F32 RenderGroup::ViewSizeToScreenSize(V2F32 view_size) {
- float scale = GetScale();
-
- V2F32 result;
- result.x = view_size.x * scale;
- result.y = view_size.y * scale;
-
- return result;
-}
-
-ImVec2 RenderGroup::ViewPosToScreenPosImGui(V2F32 view_pos) {
- V2F32 screen_pos = ViewPosToScreenPos(view_pos);
- ImVec2 result = {screen_pos.x, screen_pos.y};
- return result;
-}
-
-ImVec2 RenderGroup::ViewSizeToScreenSizeImGui(V2F32 view_size) {
- V2F32 screen_size = ViewSizeToScreenSize(view_size);
- ImVec2 result = {screen_size.x, screen_size.y};
- return result;
-}
-
-void RenderGroup::Clear(Color color) {
- m_ClearColor = color;
-}
-
-void RenderGroup::PushRectangle(RectF32 rect, float z, Color color) {
- m_REntities.emplace_back(REntity{.rect{
- REntityType_Rectangle,
- rect.x0, rect.y0,
- rect.x1, rect.y1,
- z,
- color}
- });
- m_RSortEntries.emplace_back(z, m_REntities.size()-1);
-}
-
-void RenderGroup::PushBitmap(V3F32 pos, int w, int h, void *data) {
- m_REntities.emplace_back(REntity{.bitmap{
- REntityType_Bitmap,
- pos.x, pos.y,
- w, h,
- pos.z,
- data
- }});
- m_RSortEntries.emplace_back(pos.z, m_REntities.size()-1);
-}
-
-void RenderGroup::Sort() {
- std::sort(m_RSortEntries.begin(), m_RSortEntries.end(),
- [](const RSortEntry& e1, const RSortEntry& e2) {
- return e1.z < e2.z;
- });
-}
-