From 509b23a601ebc162432a174b4f327dc13ac38296 Mon Sep 17 00:00:00 2001
From: Stephen T <xxlennygamerxx@gmail.com>
Date: Fri, 31 Jan 2025 03:02:33 -0600
Subject: [PATCH] Implement SDL3 image rendering with SDL_image.

---
 examples/SDL3-simple-demo/CMakeLists.txt       |  13 +++++++++++++
 examples/SDL3-simple-demo/main.c               |   4 ++++
 examples/SDL3-simple-demo/resources/sample.png | Bin 0 -> 850 bytes
 renderers/SDL3/clay_renderer_SDL3.c            |   9 +++++++++
 4 files changed, 26 insertions(+)
 create mode 100644 examples/SDL3-simple-demo/resources/sample.png

diff --git a/examples/SDL3-simple-demo/CMakeLists.txt b/examples/SDL3-simple-demo/CMakeLists.txt
index df467a9..794f89f 100644
--- a/examples/SDL3-simple-demo/CMakeLists.txt
+++ b/examples/SDL3-simple-demo/CMakeLists.txt
@@ -34,11 +34,24 @@ message(STATUS "Using SDL_ttf via FetchContent")
 FetchContent_MakeAvailable(SDL_ttf)
 set_property(DIRECTORY "${sdl_ttf_SOURCE_DIR}" PROPERTY EXCLUDE_FROM_ALL TRUE)
 
+# Download SDL_image
+FetchContent_Declare(
+	SDL_image
+	GIT_REPOSITORY "https://github.com/libsdl-org/SDL_image.git"
+	GIT_TAG main # Slightly risky to use main branch, but it's the only one available
+	GIT_SHALLOW TRUE
+	GIT_PROGRESS TRUE
+)
+message(STATUS "Using SDL_image via FetchContent")
+FetchContent_MakeAvailable(SDL_image)
+set_property(DIRECTORY "${SDL_image_SOURCE_DIR}" PROPERTY EXCLUDE_FROM_ALL TRUE)
+
 # Example executable
 add_executable(${PROJECT_NAME} main.c)
 target_link_libraries(${PROJECT_NAME} PRIVATE
 	SDL3::SDL3
 	SDL3_ttf::SDL3_ttf
+	SDL3_image::SDL3_image
 )
 
 add_custom_command(
diff --git a/examples/SDL3-simple-demo/main.c b/examples/SDL3-simple-demo/main.c
index 0597ab5..e632b20 100644
--- a/examples/SDL3-simple-demo/main.c
+++ b/examples/SDL3-simple-demo/main.c
@@ -23,6 +23,8 @@ typedef struct app_state {
     ClayVideoDemo_Data demoData;
 } AppState;
 
+SDL_Surface *sample_image;
+
 static inline Clay_Dimensions SDL_MeasureText(Clay_StringSlice text, Clay_TextElementConfig *config, void *userData)
 {
     TTF_Font **fonts = userData;
@@ -81,6 +83,8 @@ SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
 
     state->rendererData.fonts[FONT_ID] = font;
 
+    sample_image = IMG_Load("resources/sample.png");
+
     /* Initialize Clay */
     uint64_t totalMemorySize = Clay_MinMemorySize();
     Clay_Arena clayMemory = (Clay_Arena) {
diff --git a/examples/SDL3-simple-demo/resources/sample.png b/examples/SDL3-simple-demo/resources/sample.png
new file mode 100644
index 0000000000000000000000000000000000000000..2c008286a87772594b9518d39b5ba6adad355fa1
GIT binary patch
literal 850
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zNrEFW2$N+0|G|?2=D=cC(zh%agAkJWh$aN-qzg{C=z@z*m>8r9E;#9glOdQ`k)#XT
zM9*J4&IA`jbiDE!8G?%@20IZMjQ!aN(a0dW9NNOGG@ipgRaZrHVf&(y9eSl8TnxZg
zg$8L=7met?807x9vU5hBIW2UL!hKC5Xo@_QF*^}z{Q5jmK(P9qf9;@4Uvx5n{n;~}
z1C0qz&7^WzSzQ25`gFbE<gRKHkwHg{s^$D*yvKia4eV#ji0JQie@2rrha02dD`N(4
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zPT0?;Gg-tym=uB)SrOzxp*aCoiizA-l*{kB$!;~;3x!T?ujSDGtQme$D@b27!jp2k
z|D_89T#pjF7jG^c))kx>n((z2cl>^qdS-AUfGXsoj5AD!%5f3TItyP!x=0+;X*X;4
zPIlL}xNY@<k-iYX0eiT+=%6jQ=m7XuHF7@-K1(=!y+r4z*9_=vR;k~9q=Yl)7eoL2
zdeE8sON{Rc?q_A6@>3@cHC2lD#g`Wq726g^K1WS{g#P4>;~6s(CAtXV8FAKyQ9<*g
zGJ;XHXypF1I8XCc|3GkIVf`6|F+#<OZHta02$w%3x^Rs96s<$w4BAg^DnqsPQMvA+
z>T<i*3Lc6Mx<{_xYMAPWc=^<A6?7tTd5tjPJPUbe9Ji=;3gF|@L7L)wUt2nVMy_Jk
zf>Zn1uw%XQTgiF)9}TlbN7O>9ylGo+!0hg^n@(3I$yroh=AT-(;oyD7iw>{R{7vX?
ze?L<6?zMJBww-)A<L80-1&vA>TBxcPHGOH_NDt`DuIr@{`;jonCyR(!ysA6bTyl34
zin|nSo;O19_25Z;JFm9h``Lrky4;{2555KX<+H6GYu+{Ku=6VFxWMJj`ksi1j(lcR
z#{F69vCk^u==m}1^E9>VzC>V;viE_oB@__%i}K6Z;Fl%sXEB}l7?tP@Cv9=4bohSp
cGg$ufAI3?`$SYv$U;qFB07*qoM6N<$g3J(}cK`qY

literal 0
HcmV?d00001

diff --git a/renderers/SDL3/clay_renderer_SDL3.c b/renderers/SDL3/clay_renderer_SDL3.c
index a5386cc..f033956 100644
--- a/renderers/SDL3/clay_renderer_SDL3.c
+++ b/renderers/SDL3/clay_renderer_SDL3.c
@@ -2,6 +2,7 @@
 #include <SDL3/SDL_main.h>
 #include <SDL3/SDL.h>
 #include <SDL3_ttf/SDL_ttf.h>
+#include <SDL3_image/SDL_image.h>
 
 typedef struct {
     SDL_Renderer *renderer;
@@ -231,6 +232,14 @@ static void SDL_Clay_RenderClayCommands(Clay_SDL3RendererData *rendererData, Cla
                 }
 
             } break;
+            case CLAY_RENDER_COMMAND_TYPE_IMAGE: {
+                const SDL_Surface *image = (SDL_Surface *)rcmd->config.imageElementConfig->imageData;
+                const SDL_Texture *texture = SDL_CreateTextureFromSurface(renderer, image);
+                const SDL_FRect dest = { rect.x, rect.y, rect.w, rect.h };
+
+                SDL_RenderTexture(renderer, texture, NULL, &dest);
+                break;
+            }
             default:
                 SDL_Log("Unknown render command type: %d", rcmd->commandType);
         }