M CMakeLists.txt → CMakeLists.txt

@@ -3,10 +3,12 @@ project(GBAc)
 set(CMAKE_C_FLAGS_DEBUG "-g -Wall -Wextra")
 file(GLOB ARM_SRC ${CMAKE_SOURCE_DIR}/src/arm/*.c)
 file(GLOB GBA_SRC ${CMAKE_SOURCE_DIR}/src/gba/*.c)
+file(GLOB RENDERER_SRC ${CMAKE_SOURCE_DIR}/src/gba/renderers/*.c)
 file(GLOB DEBUGGER_SRC ${CMAKE_SOURCE_DIR}/src/debugger/*.c)
 file(GLOB THIRD_PARTY ${CMAKE_SOURCE_DIR}/third-party/linenoise/linenoise.c)
 include_directories(${CMAKE_SOURCE_DIR}/src/arm)
 include_directories(${CMAKE_SOURCE_DIR}/src/gba)
 include_directories(${CMAKE_SOURCE_DIR}/src/debugger)
 include_directories(${CMAKE_SOURCE_DIR}/third-party/linenoise)
-add_executable(gbac ${ARM_SRC} ${GBA_SRC} ${DEBUGGER_SRC} ${THIRD_PARTY} ${CMAKE_SOURCE_DIR}/src/main.c)
+add_executable(gbac ${ARM_SRC} ${GBA_SRC} ${DEBUGGER_SRC} ${RENDERER_SRC} ${THIRD_PARTY} ${CMAKE_SOURCE_DIR}/src/main.c)
+target_link_libraries(gbac m pthread)

A src/gba/renderers/video-software.c

@@ -0,0 +1,38 @@
+#include "video-software.h"
+
+#include "gba.h"
+
+static void GBAVideoSoftwareRendererInit(struct GBAVideoRenderer* renderer);
+static void GBAVideoSoftwareRendererDeinit(struct GBAVideoRenderer* renderer);
+static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRenderer* renderer, uint32_t address, uint16_t value);
+static void GBAVideoSoftwareRendererDrawScanline(struct GBAVideoRenderer* renderer, int y);
+static void GBAVideoSoftwareRendererFinishFrame(struct GBAVideoRenderer* renderer);
+
+void GBAVideoSoftwareRendererCreate(struct GBAVideoSoftwareRenderer* renderer) {
+	renderer->d.init = GBAVideoSoftwareRendererInit;
+	renderer->d.deinit = GBAVideoSoftwareRendererDeinit;
+	renderer->d.writeVideoRegister = GBAVideoSoftwareRendererWriteVideoRegister;
+	renderer->d.drawScanline = GBAVideoSoftwareRendererDrawScanline;
+	renderer->d.finishFrame = GBAVideoSoftwareRendererFinishFrame;
+}
+
+static void GBAVideoSoftwareRendererInit(struct GBAVideoRenderer* renderer) {
+	struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
+}
+
+static void GBAVideoSoftwareRendererDeinit(struct GBAVideoRenderer* renderer) {
+	struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
+}
+
+static uint16_t GBAVideoSoftwareRendererWriteVideoRegister(struct GBAVideoRenderer* renderer, uint32_t address, uint16_t value) {
+	struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
+	return value;
+}
+
+static void GBAVideoSoftwareRendererDrawScanline(struct GBAVideoRenderer* renderer, int y) {
+	struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
+}
+
+static void GBAVideoSoftwareRendererFinishFrame(struct GBAVideoRenderer* renderer) {
+	struct GBAVideoSoftwareRenderer* softwareRenderer = (struct GBAVideoSoftwareRenderer*) renderer;
+}

A src/gba/renderers/video-software.h

@@ -0,0 +1,20 @@
+#ifndef VIDEO_SOFTWARE_H
+#define VIDEO_SOFTWARE_H
+
+#include "gba-video.h"
+
+#include <pthread.h>
+
+struct GBAVideoSoftwareRenderer {
+	struct GBAVideoRenderer d;
+
+	uint16_t* outputBuffer;
+	unsigned outputBufferStride;
+
+	pthread_mutex_t mutex;
+	pthread_cond_t cond;
+};
+
+void GBAVideoSoftwareRendererCreate(struct GBAVideoSoftwareRenderer* renderer);
+
+#endif