Józef Kucia : wined3d: Introduce helper function to generate conditional instructions.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 577ccfdda991156028496772645ac1f592d03e72
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=577ccfdda99115602849677264...

Author: Józef Kucia 
Date:   Wed Nov 22 13:11:12 2017 +0100

wined3d: Introduce helper function to generate conditional instructions.

Signed-off-by: Józef Kucia 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard

---

dlls/wined3d/glsl_shader.c | 34 +++++++++++++++++-----------------
 1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index 568514b..98cd321 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -5068,13 +5068,20 @@ static void shader_glsl_default(const struct wined3d_shader_instruction *ins)
     shader_addline(ins->ctx->buffer, "default:\n");
 }

-static void shader_glsl_if(const struct wined3d_shader_instruction *ins)
+static void shader_glsl_generate_conditional_op(const struct wined3d_shader_instruction *ins,
+        const char *op)
 {
-    const char *condition = (ins->flags == WINED3D_SHADER_CONDITIONAL_OP_NZ) ? "bool" : "!bool";
-    struct glsl_src_param src0_param;
+    struct glsl_src_param src_param;
+    const char *condition;

-    shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src0_param);
-    shader_addline(ins->ctx->buffer, "if (%s(%s)) {\n", condition, src0_param.param_str);
+    condition = ins->flags == WINED3D_SHADER_CONDITIONAL_OP_NZ ? "bool" : "!bool";
+    shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src_param);
+    shader_addline(ins->ctx->buffer, "if (%s(%s)) %s\n", condition, src_param.param_str, op);
+}
+
+static void shader_glsl_if(const struct wined3d_shader_instruction *ins)
+{
+    shader_glsl_generate_conditional_op(ins, "{");
 }

static void shader_glsl_ifc(const struct wined3d_shader_instruction *ins)
@@ -5128,22 +5135,19 @@ static void shader_glsl_breakc(const struct wined3d_shader_instruction *ins)

static void shader_glsl_conditional_op(const struct wined3d_shader_instruction *ins)
 {
-    const char *condition = (ins->flags == WINED3D_SHADER_CONDITIONAL_OP_NZ) ? "bool" : "!bool";
-    struct glsl_src_param src_param;
     const char *op;

switch (ins->handler_idx)
     {
-        case WINED3DSIH_BREAKP: op = "break"; break;
-        case WINED3DSIH_CONTINUEP: op = "continue"; break;
-        case WINED3DSIH_RETP: op = "return"; break;
+        case WINED3DSIH_BREAKP: op = "break;"; break;
+        case WINED3DSIH_CONTINUEP: op = "continue;"; break;
+        case WINED3DSIH_RETP: op = "return;"; break;
         default:
             ERR("Unhandled opcode %#x.\n", ins->handler_idx);
             return;
     }

-    shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src_param);
-    shader_addline(ins->ctx->buffer, "if (%s(%s)) %s;\n", condition, src_param.param_str, op);
+    shader_glsl_generate_conditional_op(ins, op);
 }

static void shader_glsl_continue(const struct wined3d_shader_instruction *ins)
@@ -6604,11 +6608,7 @@ static void shader_glsl_texkill(const struct wined3d_shader_instruction *ins)
 {
     if (ins->ctx->reg_maps->shader_version.major >= 4)
     {
-        const char *condition = ins->flags == WINED3D_SHADER_CONDITIONAL_OP_NZ ? "bool" : "!bool";
-        struct glsl_src_param src_param;
-
-        shader_glsl_add_src_param(ins, &ins->src[0], WINED3DSP_WRITEMASK_0, &src_param);
-        shader_addline(ins->ctx->buffer, "if (%s(%s)) discard;\n", condition, src_param.param_str);
+        shader_glsl_generate_conditional_op(ins, "discard;");
     }
     else
     {