finish depth buffering

src/core/pipelines/graphics_pipeline/gryphn_graphics_pipeline.c

@@ -1,7 +1,7 @@
 #include "gryphn_graphics_pipeline.h"
 #include "core/gryphn_platform_functions.h"
 
-gnReturnCode gnCreateGraphicsPipeline(gnGraphicsPipelineHandle* graphicsPipeline, struct gnOutputDevice_t* device, struct gnGraphicsPipelineInfo_t info) {
+gnReturnCode gnCreateGraphicsPipeline(gnGraphicsPipelineHandle* graphicsPipeline, gnDevice device, gnGraphicsPipelineInfo info) {
     *graphicsPipeline = malloc(sizeof(struct gnGraphicsPipeline_t));
     (*graphicsPipeline)->device = device;
     (*graphicsPipeline)->info = info;

src/core/pipelines/graphics_pipeline/gryphn_graphics_pipeline.h

@@ -14,14 +14,25 @@ typedef enum gnDynamicState_e {
     GN_DYNAMIC_STATE_MAX
 } gnDynamicState;
 
-typedef struct gnDynamicStateInfo_t {
+typedef struct gnDynamicStateInfo {
     uint32_t dynamicStateCount;
     enum gnDynamicState_e* dynamicStates;
 } gnDynamicStateInfo;
 
-typedef enum gnPrimitiveType_e {
+typedef enum gnPrimitiveType {
     GN_PRIMITIVE_POINTS, GN_PRIMITIVE_LINES, GN_PRIMITIVE_LINE_STRIP, GN_PRIMITIVE_TRIANGLES, GN_PRIMITIVE_TRIANGLE_STRIP
-} gnPrimativeType;
+} gnPrimitiveType;
+
+typedef enum gnBlendFactor_e {
+    GN_BLEND_FACTOR_ZERO,
+    GN_BLEND_FACTOR_ONE,
+    GN_BLEND_FACTOR_SRC_ALPHA,
+    GN_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA
+} gnBlendFactor;
+
+typedef enum gnBlendOperation_e {
+    GN_OPERATION_ADD
+} gnBlendOperation;
 
 typedef struct gnViewport_t {
     gnVec2 position;
@@ -47,41 +58,57 @@ typedef enum gnCullDirection_e {
     GN_DIRECTION_CLOCK_WISE, GN_DIRECTION_COUNTER_CLOCK_WISE
 } gnCullDirection;
 
+typedef enum gnCompareOperation {
+    GN_COMPARE_NEVER, GN_COMPARE_LESS, GN_COMPARE_EQUAL,
+    GN_COMPARE_LESS_OR_EQUAL, GN_COMPARE_GREATER, GN_COMPARE_NOT_EQUAL,
+    GN_COMPARE_GREATER_OR_EQUAL, GN_COMPARE_ALWAYS
+} gnCompareOperation;
+
+typedef enum gnStencilOperation {
+    GN_STENCIL_KEEP, GN_STENCIL_ZERO, GN_STENCIL_REPLACE,
+    GN_STENCIL_INCREMENT_AND_CLAMP, GN_STENCIL_DECREMENT_AND_CLAMP,
+    GN_STENCIL_INVERT, GN_STENCIL_INCREMENT_AND_WRAP,
+    GN_STENCIL_DECREMENT_AND_WRAP,
+} gnStencilOperation;
+
 typedef struct gnCullMode_t {
     enum gnCullFace_e face;
     enum gnCullDirection_e direction;
 } gnCullMode;
 
-typedef enum gnBlendFactor_e {
-    GN_BLEND_FACTOR_ZERO,
-    GN_BLEND_FACTOR_ONE,
-    GN_BLEND_FACTOR_SRC_ALPHA,
-    GN_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA
-} gnBlendFactor;
-
-typedef enum gnBlendOperation_e {
-    GN_OPERATION_ADD
-} gnBlendOperation;
-
 typedef struct gnColorBlending_t {
     gnBool enable;
-    enum gnBlendFactor_e sourceColorBlendFactor;
-    enum gnBlendFactor_e sourceAlphaBlendFactor;
-    enum gnBlendFactor_e destinationColorBlendFactor;
-    enum gnBlendFactor_e destinationAlphaBlendFactor;
+    gnBlendFactor sourceColorBlendFactor;
+    gnBlendFactor sourceAlphaBlendFactor;
+    gnBlendFactor destinationColorBlendFactor;
+    gnBlendFactor destinationAlphaBlendFactor;
 
-    enum gnBlendOperation_e colorBlendOperation;
-    enum gnBlendOperation_e alphaBlendOperation;
+    gnBlendOperation colorBlendOperation;
+    gnBlendOperation alphaBlendOperation;
 } gnColorBlending;
 
+typedef struct gnStencilState {
+    gnStencilOperation failOperation, passOperation, depthFailOperation;
+    gnCompareOperation compareOperation;
+    uint32_t compareMask, writeMask, reference;
+} gnStencilState;
+
+typedef struct gnDepthStencilState {
+    gnBool depthTestEnable, depthWriteEnable;
+    gnCompareOperation operation;
+    gnBool stencilTestEnable;
+    gnStencilState front, back;
+} gnDepthStencilState;
+
 typedef struct gnGraphicsPipelineInfo_t {
-    struct gnDynamicStateInfo_t dynamicState;
-    enum gnPrimitiveType_e primitiveType;
-    struct gnViewport_t viewport;
-    struct gnScissor_t scissor;
-    enum gnFillMode_e fillMode;
-    struct gnCullMode_t cullMode;
-    struct gnColorBlending_t colorBlending;
+    gnDynamicStateInfo dynamicState;
+    gnPrimitiveType primitiveType;
+    gnViewport viewport;
+    gnScissor scissor;
+    gnFillMode fillMode;
+    gnCullMode cullMode;
+    gnColorBlending colorBlending;
+    gnDepthStencilState depthStencil;
 
     uint32_t subpassIndex;
     gnRenderPassDescriptorHandle renderPassDescriptor;
@@ -101,5 +128,5 @@ struct gnGraphicsPipeline_t {
 };
 #endif
 
-gnReturnCode gnCreateGraphicsPipeline(gnGraphicsPipelineHandle* graphicsPipeline, gnOutputDeviceHandle device, struct gnGraphicsPipelineInfo_t info);
+gnReturnCode gnCreateGraphicsPipeline(gnGraphicsPipelineHandle* graphicsPipeline, gnOutputDeviceHandle device, gnGraphicsPipelineInfo info);
 void gnDestroyGraphicsPipeline(gnGraphicsPipelineHandle graphicsPipeline);